Nao has returned to school, and is slowly being accepted as a boy by everyone in the class, except for Mitsuhiro. Kinpachi tries to find out what Mitsuhiro's problem is. Meanwhile, although Kinpachi is overjoyed by his son's release from the hospital, he has a problem of his own. Principal Senda has ordered Kinpachi's transfer to another school and Kinpachi finds himself unable to discuss it with his fellow teachers.

特別授業の後、直（上戸彩）は都立ひかり高校定時制に合格した。３Bの皆も“男”である直を受け入れつつあり壁はなくなったかと思われたが、充宏（川嶋義一）だけは…。