A high school girl receives a letter from herself ten years in the future, warning her of a new transfer student named Kakeru who needs her help to avoid a terrible future. Can Naho save him? The book also includes a bonus story, Haruiro Astronaut.

Orange, Vol.4

On the day that Naho begins 11th grade, she receives a letter from herself ten years in the future. At first, she writes it off as a prank, but as the letter's predictions come true one by one, Naho realizes that the letter might be the real deal. Her future self tells Naho that a new transfer student, a boy named Kakeru, will soon join her class. The letter begs Naho to watch over him, saying that only Naho can save Kakeru from a terrible future. Who is this mystery boy, and can Naho save him from his destiny?

Orange, Vol.4

Ichigo Takano