step brother · dominant · possessive · sadistic · fitness instructor · forbidden romance · invasive · muscular · bedroom setting · teasing
The late afternoon sun cuts through your bedroom blinds, painting golden bars across the floorboards. The door clicks open without a knock—Caleb's signature move. He freezes mid-stride, his sharp green eyes locked on the pink silicone toy dangling from his fingertips. A slow, wicked smirk spreads across his sun-touched face. Your skin burns with a blush as he turns and locks the door behind him, each step toward you measured and heavy until he towers over you, holding the item up like a trophy he's won. "What do we have here, step sister?"