Grand Blue Dreaming manga volume 13 features story by Kenji Inoue with art by Kimitake Yoshioka.

At long last, the gang has finally arrived at their dream diving destination: Palau. After a seemingly endless series of hurdles, the group is ready to enjoy the crystalline, tropical waters to their hearts’ content. Unfortunately, an unforgettable diving experience is not the only thing waiting for them in the seas of Palau…