Sang-yeol, a 30-something loser stuck in a dead-end job as a home-shopping model, is able to marry the girl of his dreams - his modeling colleague So-yeon - when he discovers she's pregnant with his child. But after marriage an even bigger discovery awaits: the child isn't his - in fact he's still a virgin, and he might even be gay...

When his mother commits suicide, Tom Redding discovers he has a long lost sister who cannot move or talk. Together they travel to their dead mother's isolated home where Tom hopes to document his sister's illness, only to be driven to the brink of madness by a supernatural evil.