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Best Mystery Novels

Uncover hidden secrets, solve impossible cases, and follow suspenseful investigations in our collection of mystery novels. Read gripping crime and thriller stories for free on APKDock.

Latest Mystery Web Novels

Divorcing My Queen Cost Me An Empire Novel Cover
9.3
For sixteen years, I played the naive wife to Dante Moretti, a ruthless Mafia Capo. I bankrolled his empire with my hidden family fortune, ignored his affairs, and let his family mock me. At his mother's birthday gala, Dante served me an annulment decree beside his mistress, a rival mafia princess. His mother flaunted my dead mother's stolen diamonds. He warned that if I tried to take my daughter, his guards would zip me in a body bag. The entire Syndicate watched, expecting me to beg. They thought I only knew silk curtains. They never knew my blood money kept their empire alive. I didn't cry. I smiled, took the papers, and turned away—then gave the signal to soldiers I'd planted in his guard for years. "Begin the audit. Strip them bare."
The Heir Contract  Novel Cover
7.3
Naive Calla Ward once signed a contract for billionaire Norman King, believing his desire for a child meant true love. Instead, she was discarded and broken. Now transformed, Calla returns seeking vengeance against the man who used her. Norman, failing to recognize his former lover, is captivated by this mysterious new challenge. As they engage in a high-stakes game of seduction and secrets, Calla must hide her identity to ensure his ultimate downfall.
Him Over Her Son Novel Cover
8.4
Charlie’s world shatters when his son, Andy, suffers sudden liver failure. Though Vivian is a match, she vanishes on the day of the transplant. Charlie discovers through social media that his wife has spent the last twenty days traveling the world with her former flame, Jason, and his son. When Vivian finally calls to postpone the surgery for three more days to satisfy a child's whim, she remains oblivious to the fact that Andy has already passed away.
PROFESSOR SIN  Novel Cover
8.9
Amara Blake is the unwanted daughter, a mere donor kept in her sister's shadow by neglectful parents. Her only value lies in remaining pure for Nina's sake. However, Professor Black views her differently. To him, she is a dark temptation to be ruined. In his office, Amara finds herself surrendering to his dangerous commands. Despite the shame, she craves his touch and realizes she isn't the angel her family demands; she was born to burn in this sinful obsession.
His Betrayal, His Regret Novel Cover
9.1
Isabel’s marriage to Emerson is a calculated trap of vengeance. Trapped in the shadow of his first love, she endures the loss of her child and a devastating medical diagnosis while Emerson systematically dismantles her life. When he reveals her father’s potential crimes, Isabel reaches her breaking point. However, as she finally chooses to walk away from the pain, her billionaire husband suddenly becomes desperate to reclaim her. Now, she must uncover the truth behind his change of heart.
The Photographer's Secret Novel Cover
9.7
Working as a specialized private photographer, the protagonist has built a career capturing portraits of college students in exchange for intimate favors. His routine is disrupted when he is hired to document a couple's wedding. The situation takes a baffling turn on the wedding night when the bride approaches him with a sexual proposition. He is left to wonder if her husband is unable to pay for the professional services or if a darker mystery is hidden within their new marriage.
HIDDEN TRILLIONAIRE  Novel Cover
8.2
Richard Tucker, the Warren family's despised son-in-law, was left for dead in an alley after a life of hardship and scandal. Instead of dying, he awakens with the Trillionaire System, granting him hourly wealth and elite skills. As he amasses fortune under the alias Mr. Tusks, Richard navigates lethal rivalries and obsessive heiresses. Now, he prepares to unveil RT Enterprise and reveal his true power to the enemies who once sought his ruin.
After my mother was murdered, I decided to leave him Novel Cover
8.4
On the eve of her wedding, Holly learns her mother has been brutally murdered. While her fiancé, Evan—the future Alpha of the Stoneclaw Pack—promises protection, Holly uncovers a sickening truth. Evan is actively covering up the crime to shield her half-sister, Sarah, who is directly responsible. Offered hush money and forced to proceed with the bonding ceremony in five days, Holly cold-heartedly agrees. But instead of submitting to a traitor, she plans to make her wedding her mother's vengeance.
Flash Marriage To The Mysterious Doctor Novel Cover
8.0
A Wall Street analyst crushed by her father's $2.7 million debt faces prison when her corrupt boss demands she bury a massive fraud. Just as a ride-share driver traps her in his car, billionaire surgeon Donovan Beasley smashes into the scene and pulls her out. He offers a merger: he clears the debt, she becomes his wife for three years. Strictly business—no feelings, no intimacy. With his protection, she destroys the executives who tried to scapegoat her. Yet his dark, possessive stare follows every man who looks her way, and the platinum ring he slides onto her finger carries a vow that sounds terrifyingly real. Inside his penthouse, she learns the contract was never the trap. He is.
Don, Why Did You Lock Me in a Coffin for Her? Novel Cover
9.6
Apollo Riccio, the ruthless Don of De Sangue, broke his vow of protection and buried his fiancée alive inside a horrific coffin, falsely accusing her of her half-sister’s disappearance. After surviving the nightmare, her love for him dies. She quietly escapes to Europe to study forensic science, leaving her past behind. When the truth finally comes to light, a devastated Apollo loses his sanity and begs on his knees for her return. But some betrayals are too deep to ever forgive.
The Phantom Heiress: His Secret Obsession Novel Cover
8.4
After eighteen years, Corrie returns to the billionaire Warrens, only to be framed by her half-sister for a violent fall at a gala. Accused of being a psychopath, Corrie faces her father's wrath and a stepmother's lies. They think she is just a country bumpkin, but she is the legendary 'Night God.' Using her skills as a hacker and surgeon, she exposes their schemes on the big screen. Now, she will dismantle her family to avenge her mother's death.
Claimed By The Ruthless Biker Novel Cover
9.7
Ava arrived in Greystone with one goal: to vanish. But Cain Harlow, a tattooed and feared biker, publicly claimed her before the town's most dangerous men. Unable to escape, she stayed. Cain already knew her past, the people hunting her, and the one who betrayed her. He also knew he had once been ordered to kill her. Now, as his protection starts to feel like a cage, Ava must decide whether to run from Cain or surrender to the monster who was meant to end her life.
Another Spring Novel Cover
9.4
Eight years after their bitter split, a doctor reunites with her former flame, Greyson Tromp, when he brings his pregnant wife for an exam. While the doctor hides behind a mask, the wife boastfully reveals how she sabotaged Greyson's previous relationship and caused the loss of his first child. Haunted by the scar of a forced abortion, the doctor remains silent until Greyson discovers the truth. Now, he returns with an apology letter and divorce papers, seeking a redemption that may be impossible.
I Die as the Perfect Husband Novel Cover
8.7
Facing total erasure by the system after a failed mission, the protagonist of this modern mystery has only twenty-four hours left to live. To spend his final day as the perfect husband, he agrees to a kidney transplant for his brother and takes the fall for a plagiarism scandal to protect his family's reputation. Though his wife and parents are finally satisfied with his compliance, they are unprepared for the haunting aftermath when they discover his cold, lifeless body.
You're Too Late Novel Cover
8.5
In the action-packed romance You're Too Late, a helium leak turns a hot air balloon trip into a nightmare. Pilot Keith Odell chooses to save his first love, Michelle, leaving his pregnant fiancée behind. He ignores her pleas, dismissing the pregnancy as a manipulative fabrication because she knows how to skydive. However, he doesn't realize Michelle sabotaged the remaining parachute. Faced with certain death, the betrayed woman must jump alone, carrying the weight of her unborn child and a broken heart.
The Mafia Heiress's Scorched Earth Revenge Novel Cover
9.7
For a year, she hid her identity as the Capo dei Capi's daughter, scrubbing floors in her fiancé Connor Bishop's club to test whether he was a king worth merging empires with—or just a puppet. The answer arrived in a neon pink dress. Jaden Juarez, the civilian Connor is infatuated with, poured scalding espresso over her hand for refusing to play valet. When she video-called Connor with the burn, he panicked before his investors and ordered her to kneel and beg his mistress's pardon. He wanted the daughter of the most dangerous man on the East Coast to kneel. Instead, she hung up, locked the kitchen doors, and dialed the one number everyone in the underworld fears. "Dad," she said, cold as steel. "Code Black. Bring the papers. And send the wolves."
Bestie's Tape Was Budget Content Novel Cover
8.9
After discovering her best friend Cecilia Vick in bed with her husband Luther Boyd, the protagonist receives a recording of the act as a cruel provocation. Instead of breaking, she monetizes the betrayal by selling the footage online for twenty dollars. Following a week-long fieldwork trip in the mountains without signal, she returns to find her phone exploding with notifications. Cecilia is now desperate and spiraling, begging for the video to be deleted as the scandalous consequences of their actions finally catch up to them.
Uncover the Conspiracy of the Evil Mother-in-law Novel Cover
9.6
After marrying a devoted family man, a young wife expects a peaceful life. Instead, she inherits a biased mother-in-law who gifted her entire relocation fortune to her eldest son. Because her younger son didn't protest, the matriarch moves into their home, bringing an unsettling atmosphere with her. As bizarre occurrences disrupt their daily lives, the wife catches her mother-in-law red-handed late at night, holding her underwear. What sinister plot is unfolding in their house?
My Ex-Girlfriend Finally Faced My Ghost Novel Cover
9.0
Seven years ago, a man ended his relationship during his darkest hour to marry another. Now, his ex-girlfriend has returned as a powerful billionaire, fueled by a desire for vengeance and a plan to force his public submission. She sends an invitation to her engagement, expecting him to appear in shame. However, her hopes for a confrontation are shattered when she is finally forced to face the truth. Instead of a man begging for mercy, she is greeted only by his funeral urn.
I Was Never the Wife Novel Cover
8.3
Cathryn believed she was happily married to billionaire Zachary for two years until a loan application revealed a devastating secret: he is legally wed to another woman. Realizing her wedding was a farce and she is technically the other woman, Cathryn overhears Zachary admitting he used her as a stand-in for his true love, Sierra. Trapped between his public devotion to one and his hidden obsession with the other, Cathryn refuses to be a pawn. She chooses to walk away and begin a cold, calculated plan for her future.
The Moon The King was Missing Novel Cover
7.3
Orphaned by her pack, Lia lived as a servant until her wolf awakened, granting her the power to detect lies and hidden scents. When Kael, King of the Alphas, discovers she is his fated mate, he duels the tyrant Argon to save her. However, a deadly conspiracy involving silver traps threatens to strip Lia of her identity. To survive, she must use her unique gifts to expose the truth, helping Kael dismantle the betrayal before warfare consumes them both.
Emergency Lane: Blocked by the Mob Novel Cover
8.6
While rushing his one-month-old son, Wesley, to the hospital during a severe asthma attack, a father’s life shatters against a mafia motorcade. Emergency Lane: Blocked by the Mob reveals a devastating betrayal when the man spots his wife, Lilian Barton, beside the mob boss groom. After eight years of marriage, Lilian abandons her family, callously ordering her subordinates to silence her bleeding child to avoid spoiling her wedding day with his cries.
His Unwanted Wife, Her Vengeful Heart Novel Cover
8.6
To rescue her father and family business, a woman marries the cold Caleb Wiley. He views her as a mere tool, still obsessed with his lover, Eva. Caleb forces his wife to ingest a lethal allergen for money, yet he breaks his promise. Her father dies while Caleb abandons her for Eva and sells her to a corrupt judge. Discovering that Caleb’s mother orchestrated her family’s ruin, the widow transforms her grief into a public crusade for justice.
Gone Family, Leftover Boyfriend Novel Cover
9.0
After a fatal yacht explosion leaves her orphaned and buried in debt, a young woman prepares to end her life. Suddenly, supernatural comments reveal a shocking truth: her parents and sister, Amanda, faked their deaths to enjoy a secret jackpot. Furthermore, Amanda's discarded boyfriend is actually a billionaire heir in disguise. Fuelled by betrayal, the protagonist abandons her suicide plans and tracks down the powerful Xavier Wright to rewrite her fate.