Freshman year of college, on the long-awaited club MT trip. Sunwoo learns that the senior he has a crush on already has someone she’s seeing. Jealousy flares as Sunwoo glares at his rival, Sangyoon—a guy with the vibe of a total punk. But while exploring a supposed haunted spot, Sunwoo ends up stranded with him, just the two of them. They take shelter from the rain in a suspicious abandoned house… and Sunwoo ends up getting possessed by a ghost.