For some reason, ordinary college student Han Gyeom has gained the ability to have lucid dreams. In these dreams, Han Gyeom has relations with his unrequited love, Leejoon. When this happens, the content of the dreams is actually shared with Leejoon. This causes him a lot of confusion regarding his own identity, when he happens to meet Gyeom at the bar where the latter works. Leejoon finds out that they both go to the same university, and becomes curious about the connection between this man and the dreams. So he suggests that they enter a relationship, however…