Tsuma Netori: Ryoujoku Rinne

Hentai tells the story of the Academy where teach a variety of sexual disciplines, and students and pupils to stay in prison. Young teacher Makoto came here by accident, and now she is forced to remain silent to protect her family. She is forced to various sexual experiments and she has no right to refuse. Ultimately, the best Makoto in this strange institution was clearly planned one of her admirers, who was willing even to steal it if this plan failed. 

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