Zattou ni Asobu Sakana雑踏に遊ぶ魚 (Japanese); The fish which play by a Crowd (English)

Naraski's job is scouting for girls in the city and tricking them into working for the porn industry. One day, however, he meets his match when he gets played by a cross-dressing guy who turns out to be a lot more dominating than he looks.