Who am I really?
Due to a traffic accident 18-year-old heroine Yuki Hinata lost her memory.
To her who lives well without taking care of that
One day, a strange event begins to fall.
A strange diary placed in a room that doesnt being to me ... A strange handsome guy who suddenly talks to me ... And an abnormal constitution that always falls asleep "at a fixed time" ...
Mystery deepens and love is born