This is a story about YunJi and Leo, two people who share a secret but don't want to recall the memory. They have both changed through the events that have happened in life and it's on a normal Friday night that they meet again in the worst way possible. 

Yuri has just arrived back in Korea after a year long stay in America, what will she do when she starts to notice a sudden change in her childhood friend Daehyun. She struggles between Kiseop and Daehyun, and what is this girl Uee all about?