Jung Yoo-mi and her students come to Yoo-gok Elementary School in a rural town as a part of an exchange program. They are spooked by a campus ghost story told by Kim Gye-dong, a teacher at the school. But the students’ curiosities get the better of them and they decide to search every nook and cranny for the ghost. Unfortunately, it is Yoo-mi who runs into the ghost when she go...