大地 昇太郞

Shoutarou has incredible fighting senses and had a promising future in the Miyadera-Style dojo. However, due to several misfortunes in Shoutarou's life, he now lives by doing numerous part-time jobs.

His educational background didn't allow him to get good jobs but he was recently accepted by the "Cresent Partnership," a limited partnership of pharmaceutical companies. There, he met the boss Touko. Although a misunderstanding between the two occurred, Shoutarou finally started working.

On his way to home after his first day at the job, he saw a group of delinquents robbing a man. He went to help the man and defeated most of them easily, when suddenly Farah appeared out of nowhere.
When the robber's leader attacked with a knife, Shoutarou decided to not dodging the attack to protect Farah. Because of this, he received a lethal wound. Shoutarou is about to die, but Farah kissed him and his injuries disappeared, even making him covered in a weird armor and gains him super powers.

After returning home it is explained to him that Farah is an alien. And they are now married because that kiss was a contract according to her species. Because Farah's transformation drains her energy, her partner is required to provide her fluids such as sweat, piss, tears, blood, and even semen.