Masochistic female teacher trains her students to get a fully erection of penis, Tachibana Serina

A hugely popular transsexual idol Tachibana tries out a full-fledged drama! A beautiful female teacher falls into a school show-making teacher with a beautiful face and a huge penis! Serina-sensei, who has a beautiful face and a huge penis, becomes a perfect prey to the curious students' outfits and becomes a target of sexual bullying. She desperately resists the bullying of her students, but her penis reacts honestly, ruthlessly! Enjoy the pervertedness of the transsexual female teacher who falls into the midst of conflict.