Keisuke spends his days as if he has died after breaking up with his beloved girlfriend Chizuko. One day, he meets a boy, Koushi, who claims to be the child of Chizuko and Keisuke. Keisuke is happy to have a...

In an era where teleporters have been developed, making it possible to travel to the moon in an instant, Masamune Yotsuya and his companions are summoned by Juzo, Masamune's older brother and the developer of...