Hana was never a people person and was always very cold and distant, but this changed during her last school year. She began to open up and actually made a couple of friends until the night that she lost everything. That night and the repercussions of what happened ultimately caused her to attempt to end her life.

Hana Kim is a seventeen year old girl who moves to Seoul after many years of fighting depression. During summer vacation, she attempted suicide and was shipped away from her home because her psychologists all thought she was being brought up in a bad environment. She is now living with her aunt and is forced to attend a new school in the city. During the school year, she meets a group of boys who will end up becoming her lifelong friends.