Kimomen Demo Kyokon nara School Caste no Chouten ni Tateru!? Gakuen Ichi no Motekawa Shuudan ni Tanetsuke Shimakuri! Yume no Gakuen Harem!

In the near future, where men's penises and purposes had shrunk to miniscule size, the birth-rate had dropped to dangerous lows. Everything came down to one valuable asset: having a massive cock! Big, fat, thick, fully engorged wangs are worshipped ...