Ho-Jin, a health trainer (fitness trainer?), suffers with stress-related insomnia due to relationship issues with his lover. Recommended by his friend, Ho-Jin attempts to cure his insomnia by sleeping naked, but instead, he unwillingly seduces a ghost that dwells in his house… Editor's statement: Ghost in funeral garments is scary, but a naked ghost is sexy! Ho-Jin, un personal trainer, sufre de insomnio a causa del estrés provocado por problemas con su amada. Aconsejado por su amigo, Ho-Jin intenta curar su insomnio durmiendo desnudo, pero sin darse cuenta, termina seduciendo a un fantasma que habita en su casa.