[Machine Translation] Asahi, Mahiru, and Hoshiyo who possess incredibly amazing abilities (god-like skills) set off on a two-night, three-day cruise aboard a luxury liner! They re having a blast at the pool on deck and the lavish buffet It s the best summer vacation ever. Or so it should have been but trouble strikes for Brother Haru? On top of that, they run into Inspector Miyano again, who suspects Asahi and the others true identities!? And to make matters worse, a 300-million-yen crown (Crystal Crown) is being targeted at a secret party... and Hoshiyo seems a little off, too!? Protect the crown, the secret of their skills, and the bond between the siblings! The turbulent luxury liner sets sail! A special edition with full-color illustrations For intermediate elementary school students and up.