Free Sex License 2 - Tied up hentai teen is fucked hard for losing bet

In the near future, mankind is on the brink of extinction owing to a drastic decline in the birth rate of males. To counter the declining overall birth rate, the country has introduced a new law and the Free Sex License. This License can be presented to any woman, anytime, anywhere, and that woman is legally bound to have sex with its bearer. One night, Takumi receives one such Free Sex License and his life changes drastically. He has sex with Sara, a genius who's also curious about sex, and with Misaki, elder sister of his friend Rin. Rin, who's secretly in love with Takumi, is extremely agitated by these occurrences. However, when Takumi inadvertently displays the license in the classroom, Rin's first time is done in public...