Back in early college days, new place, new friends, warm weather, a soft cozy feeling of love. But what if you fell in love with your own best friend...?

You, Jungkook and Lisa used to study in same college, Jungkook and Lisa belonged from rich classy family whether you were on scholarship, but day by day you started to fell for Jungkook, by his nature, by his care, and for some reason it was proved that he felt the same way. But things changed when his father announced his marriage with Lisa. Later that night, drunk, hurt Jungkook, came to your apartment and you didn't had the heart to refuse him. That night he showed you what's love. But next morning, when you woke up you left from their to somewhere, cause you felt what you both did was wrong with Lisa, and you left from there with Jungkook’s one single memory. But you didn't know that you left a heartbroken boy, who lived with your memories only.

present, that boy is a handsome, successful, trillionare bussiness now. Cold, heartless, single, never touched any women. He still lives with your memories, until one day a girl, 5 years old, Junko, was riding his bicycle, bumped into him accidentally ruining his expensive suit, but the shock he got seeing that girl's facials matched with him.