Fish in the TrapFish in the Trap.

Fish in the Trap (おさかなはあみの中, Osakana wa Ami no Naka) is a three-volume Japanese yaoi manga that follows the relationship between a high school swim team captain and his young admirer. It was created by Ranma Nekokichi, and the OVA prequel offers a beforehand look into the characters' lives and relationships with each other. The manga is licensed in Russia by Comics Factory.