Seulgi was in an accident that causes a disorder. And because of the misfortunate event in her life, she comes back to the town where she grew up. Being away for five years, she notices there are changes in the town as it becomes progressive. She meets Irene again and realizes that not only the town has changed but also the person she knew, maybe she too, has changed during those five years. Seulgi has a lot of things to learn about herself and what's happening in the town.