Yuko Morimiya is a high school student and she lives with her stepfather Morimiya. Morimiya is her third father. Her mother, Rika, is a free spirited person and has remarried…

Iori’s only dream is to go to college on a remote island—but when he gets roped into the school’s debaucherous, alcohol-indulgent diving club his hope for a sparkling campus life…