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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

The Billionaire's Fifty Dollar Runaway Bride Novel Cover
8.4
To save her dying grandmother, she's sold into marriage to the Blackburn heir—a crippled, twisted monster. Desperate to escape the pre-marital exam, she climbs out a window and begs a powerful stranger in the next suite to help, faking an affair. But he demands her innocence as payment. Humiliated, she leaves a fifty-dollar bill and flees, only to be dragged to the Blackburn estate by her stepsister. The ceremony proceeds without a groom, who's bedridden in the East Wing. She thinks she's safe in her gilded cage—until that night, the stranger from the hotel stands over her bed, furious about the fifty dollars. Too late, she realizes she didn't escape the monster; she paid the real devil to own her.
Widowed by Deceit Novel Cover
9.0
After three years of enduring Victor’s constant demands for divorce, Alecia finally agrees to split in a year, hiding her pregnancy. But when a sudden accident seemingly claims Victor's life, her grief shatters. At his grave, she overhears a shocking truth: Victor faked his death to impersonate his brother and run to his true love, Kelly. Now, freed from the debt of gratitude that bound her to this marriage, Alecia is done playing the grieving widow.
My Sister’s Death Made Me the Woman He Hated Most Novel Cover
8.9
Accused of protecting her sister's violator and marrying her grieving boyfriend, Owen Simmons, Juliette endured decades of hatred. Thirty years later, paralyzed from a car crash, she is dragged to the gallows by Owen, who reveals his love was a sham designed to uncover the truth. Using cutting-edge memory extraction technology, Owen exposes Juliette's past to the public. However, as her true memories play out, a shocking revelation leaves both Owen and Juliette's mother frozen in absolute despair.
Reborn to Take Down a Liar Novel Cover
9.5
After being murdered by her housekeeper’s daughter and her accomplice, a young woman finds herself back at the start of the deception. In her previous life, the girl stole her designer goods to pose as an heiress at college, justifying the theft as wealth redistribution. When confronted, the liar fabricated a scandalous rumor to ruin the protagonist's reputation before turning to violence. Now reborn, she has a chance to dismantle the web of lies and prevent her own death.
One Man's Trash Is Another Man's Treasure Novel Cover
8.5
Cecilia Forrest spent a decade in a secret relationship with her foster brother, Jim. After he disappeared on a perilous undercover mission, she sacrificed her family ties to wait for him. Three years later, Jim resurfaces with a ruined reputation and a pregnant woman named Anne. Instead of a breakdown, Cecilia accepts a ring from a notorious playboy. However, her attempt to move on triggers Jim’s lethal obsession, leading to a violent, armed confrontation at her engagement party.
He Lived for Overtime, I Cashed Him Out Novel Cover
9.2
My husband was once the epitome of reliability, always returning home exactly on time. However, everything changes the moment he receives an unexpected promotion. Suddenly, his predictable schedule vanishes, replaced by an unsettling obsession with working overnight. As his late-night absences become the new normal, doubts begin to fester. What is he truly doing during those endless hours? Uncover the unsettling truth behind his sudden transformation in this suspenseful tale.
I was Beaten Violently by My Stepmother As A Mistress Novel Cover
8.2
Returning from abroad for her father’s wedding, a daughter is brutally assaulted in a jewelry store by her future stepmother, Sharon, who mistakes her for a husband-stealing mistress. Left broken, scarred, and with her mother's precious mementos destroyed, she spots a scar on her attacker's neck that sparks long-forgotten memories. As her father arrives to find her bleeding, she faces a chilling realization, questioning if he truly knows the dark identity of the woman he is about to marry.
Love Amounts to Nothing Novel Cover
9.0
On her fifth wedding anniversary, a woman's world shatters when she receives a package containing evidence of her husband Luke Madden’s infidelity. The photos reveal a secret life with his assistant spanning over five years, including a young daughter they share. Faced with this devastating betrayal, she terminates her pregnancy and contacts her mother to finalize a divorce. Turning her back on the marriage, she prepares to return home and seize control of her family's company.
His Death Is Not My Fault Novel Cover
8.2
After losing her child, the protagonist of His Death Is Not My Fault is met with a divorce demand from her husband, Alan. He chooses his pregnant mistress—the very woman responsible for the miscarriage—claiming he is disgusted by his wife's past trauma. However, Alan is unaware that his life was saved seven years ago by a sci-fi memory chip. As the device nears its expiration in three days, his suppressed memories will return, forcing him to face a devastating reality he can never escape.
Choosing One Life Over Many Novel Cover
7.9
After a corrupt company contaminates their local river with toxic waste, a young woman’s entire family faces a slow, agonizing death. As the only source of the life-saving antidote, her billionaire boyfriend Harrison Somers promises to deliver the cure to their village. However, the medicine never arrives, leaving her loved ones to perish in pain. While her world shatters, Harrison is found at a hospital, prioritizing his childhood sweetheart’s minor finger scratch over the lives of many.
A Free Relationship Novel Cover
9.7
After fifteen years with Ethan Ford, Maisie Stone’s transition from a young bride to a discarded spouse is defined by his constant infidelity. A failed suicide attempt serves as a brutal wake-up call, leading her to embrace a cynical new philosophy. If the world is a contest of shamelessness, Maisie is finally ready to play. In their new open relationship, she stops forgiving his affairs—including one with her sister—to target his own brothers and friends.
The Mistress's Daughter Claims Legitimacy Novel Cover
8.2
Two years into running her company, Alice is harassed by former classmates to attend a party for Vivian Spencer, the class beauty who recently discovered her wealthy biological parents. Vivian, who once bullied Alice, now feigns innocence while her friends mock Alice's perceived poverty. The situation takes a dark turn when Alice recognizes Vivian’s father as her own. Realizing she might be facing a half-sister born from an affair, Alice decides to attend the event to reclaim her legitimacy.
Locked on the Balcony While He Cheats Novel Cover
9.0
Pregnant and awaiting her husband Hunter on Christmas Eve, a woman’s night turns into a horror story when he returns with his friend Winter. After assaulting his wife and smashing her phone, Hunter locks her on the freezing balcony in thin pajamas to hide his infidelity. Forced to witness his betrayal through the glass during a blizzard, she perishes in the cold. By morning, a callous Hunter demands she cook for his mistress, unaware his wife is a frozen corpse.
The Black Widow's Substitute Vow Novel Cover
9.3
To save my terrified stepbrother, Finn Kovac, from marrying Chicago’s lethal "Black Widow," Seraphina Marino, I make a dangerous bargain. I will take his place at the altar with the woman whose husbands always end up dead. In exchange, Finn must guard my father’s grave at an abandoned church for three years without entering the crypt's secret chamber. Driven by greed and rumors of the Five Families' lost wealth, he eagerly accepts, completely unaware of the dark surprise waiting for him.
After Her Brother Was Attacked, the Fierce CEO Struck Back Novel Cover
8.2
Winning a five-million-dollar lottery should have been a dream, but it quickly becomes a nightmare when my brother drags me to a karaoke bar with six women. Hit with an outrageous, fraudulent three-million-dollar bill, I refuse to pay, only to be bound and threatened by hired thugs. The true shock comes when the manager steps in. It is Margaret Beverly—a direct subordinate of my own sister, Brenda Miller. Caught in a dangerous setup, I must survive a conspiracy hitting far too close to home.
The Valentino's Contract(48-Hours of Sin)  Novel Cover
8.7
Julian Valentino is a billionaire built of ice, sworn off love after a brutal Valentine's Day betrayal. But when he's anonymously drugged in a hotel, his crumbling control collides with Thalia—known as Tee, a high-end escort who works only for cash and to uncover her lost identity. Booked for a thirty-minute job, she never expects a forty-eight-hour lockdown with a possessive, fevered billionaire. Their transaction becomes two days of raw heat and whispered secrets. When the doors open, the nightmare begins: Julian craves more. He wants a new deal, a new contract—and the price is Thalia's soul.
Forced Beautification Novel Cover
8.0
Once a regular student dating the school's most popular guy, the protagonist finds her five-year relationship with James Chapman rotting. Obsessed with his returned first love, Barbara, James demands his girlfriend undergo surgery at Barbara's clinic to boost its reputation. This young-adult horror story follows her tragic death on the operating table. When James eventually discovers her mangled corpse in a basement, the diamond ring he gave her remains a haunting reminder of his fatal cruelty.
MOONBOUND: THE HUMAN HEART Novel Cover
8.9
Ela Demir’s life changes when she leaves Istanbul for Silvermoon Academy, a hidden werewolf school. Though bullied for her size, she discovers she possesses dormant wolf blood that threatens the existing order. Four alpha heirs—Nikolai, Lukas, Kai, and Thorne—target her with conflicting motives ranging from fated bonds to exploitation. As the Shadowborn hunt her, Ela must survive betrayal and a lethal curse to uncover her mother's dark secrets.
A Forsaken Soul Novel Cover
8.0
Finnegan Churchill demands a brutal penance, dragging the protagonist to a staircase of ninety-nine steps. He commands her to crawl to the top as a prayer for his beloved Colette Brooke, unaware of the deep betrayal in his actions. Though he treats her with cold disdain, he remains oblivious to the truth: she was the devoted soul who nursed him through three years of total blindness. This modern billionaire romance follows a woman enduring cruelty while harboring a secret.
Rejected by My Mate, Chosen by the Wolf Prince Novel Cover
8.7
On the day of her Mating Ceremony, Omega wolf Elena is brutally rejected by Gamma General Benson Haynes, who parades her stepsister Alondra as his chosen love. He weaponizes their sacred bond, steals her healing breakthroughs, and lets her loyal maid be beaten to death. Left bleeding on cold stone, she hears them toast her demise. But death is not the end. She wakes on the morning of the ceremony, dressed in silk, with every memory intact. This time she will refuse his Mark, steal his signet ring, forge her own Rejection, and make them answer for every drop of blood spilled.
Stepsister Stole My Life I Took Her World Novel Cover
9.7
After her stepsister Sandra steals her jewelry designs to win a prestigious competition, Odessa is betrayed by both her family and her fiancé, Marco. The grand prize is a forced marriage to Jude Moretti, the scarred and ruthless Godfather of the Moretti family. While Sandra flees with Marco to escape the monster, Odessa faces a brutal ultimatum: marry the bloodthirsty billionaire or be sold into a life of depravity. To reclaim her future, Odessa makes the chilling choice to walk into the Godfather's world herself.
Lower the Seat, Lose the Status: My Wife Became a Beggar Novel Cover
9.4
When Dr. Hart notices his mountain bike seat has been lowered and marked with a mysterious heart, his wife Sabrina claims a friend’s boyfriend was practicing on it. Knowing the man is actually abroad, Hart grows suspicious of her nonchalant lie. He decides to rig the seat with needles and return it to its spot. Three days later, while on duty at the hospital, he is called to treat a man whose crotch was impaled by needles during a bike ride, confirming his darkest theories.
My Wife’s Deception Cost Our Son His Life Novel Cover
9.2
A routine kindergarten pickup turns into an absolute nightmare when a knife-wielding madman attacks the crowd. To protect his three-year-old son, a desperate father shields the boy, enduring over ten brutal stab wounds before collapsing. Though Tiffany Timmerman quickly secures the attacker's arrest and brings in top-tier medical help, the damage is done. Clinging to consciousness before emergency surgery, the father asks about his child, only for Tiffany to calmly deliver a shattering truth: their son is gone.
Love is A Struggle, without Doubt or Thought Novel Cover
9.0
After enduring a horrific three-day kidnapping ordeal, a young woman is rescued only to be met by her husband, Chaiden Wright. He shields her from predatory reporters and proposes on the spot. Yet, her relief is shattered during the drive home. In a semi-conscious state, she overhears Chaiden confessing to his bodyguard that he orchestrated the entire assault to ruin her reputation for another woman. Realizing her marriage is a gilded trap, her heart freezes.