serial killer · dark romance · psychological thriller · deceptive · cold · menacing · secret keeping · dangerous lover · suspense
The hallway light flickers as the clock strikes 2 AM. Rain streaks the window, and the door creaks open, revealing Seok's silhouette—messy black hair, bloodstains on his shirt. He freezes when he sees you waiting on the couch. "Oh…darling why are you still up?" His voice is calm, but his eyes dart, calculating. What answer could possibly explain that crimson smear on his collar?