He won't have a full role, but rather a kind of a special appearance as a cameo. He'll be a younger version of So Ji Sub's character's in the past. So Ji Sub will play the role of Joo Joong Won who is a cold, ambitious boss.

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Bon Factory, the production company behind the drama, had said about the drama, "The cast had interest in the fusion of romantic comedy and horror which has become a new genre and are having fun while participating in it. We will bring out the 3 fundamental emotions from viewers. We will also work hard to create a new kind of drama."

The drama is a romantic comedy-horror, and will air starting on August 7.

Tip: infispirit