Jiang Renxiu (played by Jiang Hena), who studies alone in Seoul, has had the ability to see the beings of another world since childhood. Although he is protected by his grandfather's talisman, he is constantly troubled by ghostly disturbances, prompting him to decide to move back to his hometown to live with his uncle. Renxiu was born into a family of exorcists, but his uncle suffers from agoraphobia due to past experiences and refuses to leave the house. Upon transferring schools, Renxiu faces hostility from a group led by Park Hyunji (played by Han Huilin) and Haiche (played by Park Doo-sik), while at the same time, he becomes friends with a beautiful high school girl ghost (played by Kim So-eun). Before this, a girl named Shixi in Renxiu's class committed suicide, and girls from Hyunji's group have been going missing one after another. Rumors about Shixi's vengeful spirit seeking revenge begin to spread. The cruel bullying in the school drives the pure and innocent girl to her end, and with no one to help her, Shixi wanders between life and death...