After His Mistress Took My Money, I Took Her Future

The lobby of the business school’s research wing smelled of floor wax and ambition. I held the white bakery box with both hands, the weight of the double-chocolate ganache cake feeling surprisingly heavy. Beside me, Mila was a coiled spring. Her heels clicked against the linoleum like a countdown timer, her eyes darting around as if she expected a crime scene behind every door.

“Soph, we should have called,” she whispered, though her grip on the ‘Happy Birthday’ balloons suggested she wasn't actually planning on turning back.

“It’s a surprise, Mila,” I said softly. My voice was steady—a stark contrast to the static humming in my ears. “That’s the point.”

We reached Room 402. The frosted glass door was slightly ajar. I didn’t knock. I simply pushed it open with the toe of my pointed pump.

The scene inside wasn't a scream; it was a whisper. Jeremiah was leaned back in his swivel chair, his head tilted up toward Harlow, who was perched on the edge of his desk. She was close—close enough that her hair brushed his shoulder. She was wearing it again. The charcoal-gray hoodie. My silver monogram—J.O.—shimmered under the harsh fluorescent lights like a mocking eye.

Jeremiah bolted upright, his chair casters screeching against the floor. “Sophia! What—what are you doing here?”

“Happy birthday,” I said, my smile widening into a mask of perfect, porcelain devotion. I set the cake box on the only clear corner of the desk, right next to Harlow’s designer handbag.

Harlow didn't jump. She slid off the desk with the slow, liquid grace of a cat that had already caught the canary. She smoothed the front of the stolen hoodie, her eyes locking onto mine with a terrifying brightness.

“Sophia, right? We didn’t really get to meet yesterday,” Harlow said, her voice a sugary lilt that didn't reach her eyes. “I was just telling J that he really shouldn't be working on his birthday, but he’s such a perfectionist. I practically had to drag him into this office to finish the project outline before the party tonight. I guess I just know his rhythm better than anyone these days.”

Beside me, Mila’s breath hitched—a sharp, jagged sound. I felt the heat of her outrage radiating off her skin. I reached out, my fingers grazing her forearm in a silent, firm command: *Stay still.*

“It’s actually a funny story,” Jeremiah broke in, his voice rising an octave. He began to pace the small square of carpet, his hands shoved deep into his pockets. “Harlow was just helping me with the data sets because the server was down this morning and we had to use the local drive. We were just about to head out to grab a coffee because the caffeine in the breakroom is terrible, and honestly, we didn't think you’d be up this early after your flight.”

Three sentences. One for the server, one for the coffee, one for my flight. He was over-explaining. He was drowning in his own lie, and I was content to watch the water rise.

“It’s lucky I caught you then,” I said, my tone light, almost airy. I looked at Harlow, letting my gaze linger on the silver embroidery on her chest. “That hoodie looks so comfortable on you, Harlow. I’m glad Jeremiah is sharing. He always was a bit too generous for his own good.”

Harlow’s smile twitched. She hadn't expected me to acknowledge it so plainly. She expected a scene; I gave her a compliment. I watched her fingers curl into the hem of the fabric, her knuckles turning white.

***

The karaoke lounge in Midtown was a neon-soaked fever dream. The air was thick with the scent of cheap gin and expensive perfume. Jeremiah was in the center of the private room, his arm draped around a classmate, shouting the lyrics to a rock anthem. He looked triumphant. He looked like a man who believed he had successfully managed two women in one morning.

I felt the walls closing in. “I’m going to find the restroom,” I told Mila, who was currently eyeing Jeremiah with the intensity of a heat-seeking missile.

I stepped into the hallway. The heavy thrum of the bass muffled as the door clicked shut behind me. I walked toward the end of the dim corridor, near the emergency exit, seeking a moment of cold air.

I stopped when I heard a familiar, sharp laugh.

I stepped back into the shadows of a recessed alcove. Ten feet away, Harlow stood by a window, her silhouette framed by the flickering city lights. She was on her phone, her posture relaxed, the hoodie unzipped now to reveal a silk camisole beneath.

“I’m telling you, it was hilarious,” Harlow said into the receiver, her voice dripping with a cruel, jagged mirth. “She walked right in with a cake. A cake! She looked like a pathetic little housewife.”

She paused, listening, then let out a low, guttural giggle.

“No, he’s fine. He’s got her wrapped around his finger. She’s such an easy mark, it’s almost boring. She just smiles and nods while we’re literally wearing her money in front of her face. J says she’s basically a walking ATM with a Seattle area code. Once the job offer from her uncle’s firm clears, we’re golden.”

She leaned her forehead against the glass, her breath fogging the pane. “I’ll see you later. I have to go back in and pretend to be nice to the ‘Heiress’ for a few more hours.”

She tucked the phone away and checked her reflection in the window, adjusting her hair with a smirk of pure, unadulterated victory.

I stayed in the darkness, my back pressed against the cold wallpaper. My heart wasn't racing. If anything, it had slowed to a steady, rhythmic beat. The grief I had felt in the quad yesterday was gone, replaced by a cold, crystalline resolve.

*An easy mark.*

I waited until the click of her heels faded back toward the party. I pulled out my own phone, the screen illuminating my face in a pale, ghostly blue. I opened my contacts and scrolled past ‘Jeremiah’ until I hit a name that carried the weight of a different kind of power.

I didn't need a cake anymore. I needed a scalpel.

“Mother?” I said when the line picked up. “I need to talk to you about that opening at the firm. And I think it’s time we discussed the development project in Long Island City. The one we’re looking to offload.”

I walked back toward the neon lights, my reflection in the hallway mirrors looking sharper, colder, and entirely unrecognizable to the girl who had boarded a plane yesterday. The trap was set. Now, I just had to wait for them to walk into it.