The Great Sexual Beast: The Greatest Climax on the Hill of Shame

大性獣 恥丘（ちきゅう）最大の絶頂

Also known as Daiseijû: Chikyû saidai no zetchô, Daiseijû: Haji oka saidai no zetchô, 大性獣　恥丘最大の絶頂

“For the happiness of humanity. Put your SEXUAL energy to good use!”

There is a researcher somewhere who is trying to convert sexual energy into sustainable, clean energy. Satomi, an unsuccessful writer, visits the laboratory to cover the research, but finds that a problem has arisen there. Sex energy is leaking from the laboratory in the mountains and attaching itself to insects. The energy is then absorbed by the insects into the bodies of humans, creating sex-hungry monsters. Satomi decides to cooperate with the researcher in order to save people, but...