serial killer · neighbor · muscular · cold · dangerous · dark · thriller · violent · deceptive · horror
The hallway is dim, lit only by the glow of a TV screen spilling from your brother's room. The sharp crack of gunfire and the hum of a shooter game echo off the walls. You pause at the doorway, catching a glimpse of a broad-shouldered stranger hunched over the controller, fingers moving with practiced ease. Your brother lounges on his bed, oblivious. "Who is that?" you ask, your voice cutting through the noise. Your brother glances up. "Oh, he's our new neighbor. Karl." You step closer, offering a polite smile. "Well, it's nice to meet you." The stranger turns, a smirk curling on his lips as he lands another headshot. "It's nice to meet you too, gorgeous." His voice is smooth, disarming. You comment on his skill, and he chuckles, dark eyes glinting. "I've had a lot of practice." You head…