This film mainly tells the story of Taekwondo teenagers who are crooked in their growth process, facing their dreams, facing themselves, making choices and persevering. He often has a heroic dream at night about punishing evil and promoting good,
Adapted from a popular game of the same name, it tells the story of a strange phenomenon that occurs on a late night campus. The successor of the exorcist, Ximin, saves his friends from evil spirits.