这不是……你应该说…你总是把女人带回家……在和女友分手后，他的成绩还远远不够，所以他的父亲给他找了个家教(Yoo-jin)。让我们到你的房间去学习。Jeong-soo认为Yoo-jin只是他父亲众多女性中的一员，她对他的态度非常友善。普通的爱……像其他人一样....宋哲并不擅长普通的爱情，他开始从Yoo-jin那里得到特殊的经验。当他们靠近的时候，他感觉到有什么东西在他心中挥之不去……

　　Dong-goo, a lowlife thug, has always been living a hopeless miserable life. One day, he accidentally obtains a bankbook with such a large amount of money as much as one billion won. He travels down to Busan in order to try to obtain the PIN number for the bank account. As Dong-goo meets the eight year old boy, Bok-gi (Jo Won-bin), who believes Dong-goo is his dad, and the boy’s mother, Ae-sook (Hong Ah-reum) in Busan, their story begins.