Hentai XXX - Zettai Junshu 1

Based on the erotic game by Softhouse-seal Grandee. Humanity is on the verge of extinction in the near future due to a sharp decrease in male birth rates. To combat the country's dropping overall birth rate, the country enacted a new law and the Free Sex Licence. This Licence can be given to any woman, at any time and in any location, and that lady is legally obligated to have sex with the bearer. Takumi acquires one of these Free Sex Licences one night, and his life is forever changed. He had intercourse with Sara, a brilliant woman who is equally interested in sex, and Misaki, the elder sister of his boyhood buddy Rin. Rin, who is secretly in love with Takumi, is troubled by these events. However, Rin's first time is done in public when Takumi mistakenly exposes the license in the classroom...