Hotaru. A 20 year old girl wont forget the day he left and took a piece of her heart with him. When she was 15 Hotaru met a boy named Tao who changed her life forever. They fell in love and told each other their deapest fears and oldest secrets. Now that Hotaru is 20 she has moved to california to study art and to try to get her life in order. Once there she meets a person who says they know where Tao is.