Earth faces an unprecedented threat from an invasion by the mysterious Kiseichuu. The Kiseichuu feed on human sexual energy, also known as “H-energy”, and weaken the human population. High school student Retto Enjo is a member of the hero group HXEROS, who fight together to save the earth from the Kiseichuu.
And beyond us, the Kiseichuu have ruined
many other relationships, too.
Neben uns gibt es
Y más allá de nosotros, las Kiseichuu
también han arruinado otras relaciones.
Y a pas que nous…
Além de nós,
И ведь помимо нас… полно тех, 
чьи отношения испортили цензуросекомые.