
Overview:
At the time of the ceremony of entry to the college, a young boy named Ushino Hayama finds Sara a girl whom he met ten years ago. From this day, a change has taken place in him, and notices that can now control some water. After having succeeded the swimming championships, he discovers deep sea diving.
(Source: ANN)
Characters and Voice Actors

Hayama, Ushio
MainCanna, Nobutoshi
Japanese

Kannazuki, Sara
MainShinohara, Emi
Japanese

Ayuuru
SupportingAmano, Yuri
Japanese

Kannazuki, Tatsuya
SupportingSugawara, Masashi
Japanese

Kumagai, Gen
SupportingChafurin
Japanese

Made
SupportingOrikasa, Ai
Japanese

Muraoka
SupportingMidorikawa, Hikaru
Japanese