When Iori Kitahara heads off to college, he decides to live at his uncle's dive shop in Izu named Grand Blue. Iori is looking forward to experiencing college life amidst the roar of the waves, the blazing sun, and his cute cousin who lives with him! However, Iori runs into a group of tough guys playing strip rock-paper-scissors, and ends up joining Peek-a-Boo, the college's diving club!
Deep Blue
Underwater
A New World
The Male Beauty Pageant
Too Late
First Buddy
Doubles
Men's Cocktails
Truth or Dare
Arrival in Okinawa
You Have the Wrong Idea
Otori