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.
What the heck was I thinking?
Was geht mir denn bloß
durch den Kopf?
¿Qué diablos estaba pensando?
Mais à quoi je pense, moi ?
O que eu estava pensando?
Да что я себе такое воображаю?!