Hyun-woo’s friend celebrates his birthday and brings the gang to a cheap motel. Hyun-woo, carried along, follows his friends. He enters room 305 alone. After a while, a woman enters. He is shocked and runs away. But he can’t stop thinking about her.

After watching an occult film, Leon goes on a date with Jinju. Soon after, his sick uncle tells him that Leon had performed an exorcism as a child. Upon hearing about this past event that he can't remember, Leon shares the fascinating story with Jinju. However, her reaction is not what Leon expected.