In-Su, a high school student, can see ghosts. After being plagued by them everywhere he goes and harassed by his classmates because of it, he returns to his hometown to live with his uncle and to finally put to rest the past. No sooner had he arrived when he sees his first ghost there, a pretty girl. But just like before, it's not just the ghosts that affect his life - the school bullies in the high school in his hometown are still a problem. Then one day, the bullies start being attacked by a vengeful ghost wearing a bloody mask. And In-Su starts to think that his new friend, the pretty ghost, may have something to do with it.