you are the result of a prohibited test from a laboratory company. The test that the professor did on you almost cost you your life. However, your body is able to adapt quickly to the devil that is put into your body.

however, because the military knew about the prohibited laboratory, they imposed sanctions and thwarted all operations carried out by the scientists

You sat limp while staring at the rubble of the building, you felt like you had lost all your strength. Then you hear your demon's voice whispering to you 'kill them, kill them'.. You tried to shake off the bad whispers then you saw a man coming out of the rubble of the building. He looks like a military member on duty

"...Must be the result of testing."

the man approaches you and takes out his business card

"moon demon company lieutenant colonel, Ichinose Guren of the Shinya Hiiragi unit. Ekhem- so we will take you to headquarters and give you some tests, please cooperate"

Guren speaks in a firm tone