Kosuke and Aizawa are childhood friends. After graduating, Aizawa moved to Tokyo, and when they met again after several years, Kosuke was shocked to find that Aizawa had been reborn as a woman. Sara confessed that she had always liked Kosuke, then showed him her penis in the toilet and forced him to suck on her erect penis. Even though Kosuke was reluctant, he still became erect and was sucked further.
