Immense ocean. Volume 4: Manga. Inoue Kenji, Yoshioka Kimite

On the thunderstorm night, Iori and Tisa remain only to watch the house. But they do not know that a passionate, saturated libido evening is about to begin. Meanwhile, the younger sister of Iori, Siori Kitahara, turning Kohei into a jealous god of destruction.

summer holidays are just around the corner, but at first the guys must overcome the madness of lectures, reports and laboratory work. In the end, the university is a place of study. But if you thought that the teachers in Izuru will be normal, then another surprise awaits you! This is a deadly duel against the associate professor, and at stake both pride and academic tests!..