Dr Han rapes his lab assistant one night. Rather than go to the police, the victim keeps quiet only bringing up the subject months later to inform the doctor that she is pregnant. Her attempts to blackmail him lead to her accidentally falling off a cliff. However, her ghost will not allow Han to forget his crimes.

Best friends Ji-hye and Mi-yeong, fall in love with Jeong Woo-jin. Mi-yeong seduces him to end the love triangle and the two soon marry. Ji-hye leaves but returns 5 years later with a child in tow whom she claims is Woo-jin's.