Following the recommendation of the Psychology Department Director, the Professor Chun, top actress Yoo Anna requests to consult Dr. Frost after someone tried to kill her.

At 2:00 a.m., the bloody body of a female student is found in a remote alley. The baseball jacket of player Jin-Wook covers the face of the victim. However, Jin-Wook states that he doesn't remember what happened since he was drunk.