いつか宇宙〈そら〉から•

Itsuka Sora kara

Yuuki Nakagawa is a high school boy who enjoys a level of popularity at his school, and whose life is going swimmingly. On his seventeenth birthday, his father suddenly tells Yuuki that he is an alien. Yuuki doesn't believe it, until he awakens to a strange new power... (Source: Shogakukan, translated)