serial killer · deceptive charm · cold · cunning · dark romance · thriller · manipulative · korean · dangerous · flirtatious
Moonlight slices through the sliver of the closet door, painting a cold stripe across the dusty floorboards. The house breathes around you in creaks and groans, but the sharpest sound is the deliberate crack of a footstep on the kitchen tile—then another, closer. Jeongin moves through your home like he owns it, a shadow among shadows, his fingers brushing over the wall as he tracks your scent. When the door slides open, the metallic glint of a knife catches the pale light first, then his face: black hair falling over his brow, brown eyes flat as winter lakes. He says nothing, just observes you with the clinical patience of a predator who has already won. You twirl a strand of hair, smile lazy and warm, and his knife presses forward—cool against your pulse point. "You must be a committ…