100 million years ago, an ecological disaster drove the Demon Beasts from our world. Now they must breed with human females to create a new, hybrid creature who will clear the way for an invading horde. When 19-year-old Kayo is raped by a possessed lover, it's up to 19-year-old Interplanetary Mutual Observation Agent Muneto to save her from the terrifying creature to which she gives birth: A mutant, lust-driven Demon Beast!

Grey is a laconic trooper in a rough, futuristic military system which rewards success in battle with high pay and promotions, but only three precent of troopers live long enough for the final goal - citizenship, and the chance for a life above the misery of most of the populace. Grey has managed to keep coming back alive, even earning the nickname Grey Death, but is the society he's fought for worth it

【作品紹介】 葵二葉と紅三葉原作のボーイズラブコミックのOVA版「快楽の方程式 LEVEL-C」DVDリリース!!　高校生でモデルの篠原みづきは、とある日、住所不定のサラリーマン・本城一臣と出会う。一臣に「一晩泊めて貰えないか？」と頼まれ、了承するみづきだが、いつしか二人は惹かれ合っていく。