College Girl's Private Affair

College girl and the guy next door! Cousin and the woman next door! Min Joo likes her cousin Min Cheol, but Min Cheol rejects her. Min Joo, whose self-esteem has fallen, seduces Yeong Seok, the guy next door, to regain his self-esteem. Yeong Seok's wife, Soo Jin, is having an affair with Min Cheol. The four secret private lives are exposed by chance, and Yeong Seok and Soo Jin use Min Joo and Min Cheol's minds to continue their affair.
(Source: HanCinema)