Unconfessional

A director, Youn finds Se-young and picks him up for scenario interview. Youn starts to record it in yhe tape. Later, the interview changes into an interrogation. Youn believes Se-young and his daughter Nary had a 'thing'. Due to violence Youn who received the confession successfully kicks Se-young out. Se-young is back aand hit Youn. Another interrogation begins as the same way. Se-young thinks Youn harassed Nary. Youn denies, but confesses because of violence. During a neighbor's visit, Youn as well is gone. Later, Nary enters the house. She finds the tape that has confessions by Se-young and Youn. Nary stops to watch and presses the REC button. Now her irretrievable confession begins. What's going on to three of them? What is the truth?