After the graduation, Si Hyun and Se Joo decides to go clubbing while Soo Ji is out with Ki Young. At the club, Si Hyun meets a woman and shares a kiss with her. It is later revealed that Si Hyun has kissed his fellow classmate's mom. Meanwhile, Soo Ji decides to take revenge on Ki Young and targets Park Hye Jeong and Eun Tae Hee.

In order to prove Si Hyun's sincerity towards her, Soo Ji tells him to participate in a game of seduction. Si Hyun agrees to do so without hesitation. Si Hyun tries his best to make Tae Hee like him, but Tae Hee won't budge. Meanwhile, Soo Ji visits her mother's office and pleads her not to get married.