The Substitute Groom Chases His Wife - Chapter 312: Evidences

I finally managed to kill the demon lord.

In the myriad realms, legends rise and fall in the countless eras.

I, Hyoudou Issei, am a 2nd Year High school student and my age is equal to the number of years I haven’t had a girlfriend. And, someone like me got a girlfriend! I’m sorry buddies, I will walk the path of becoming an adult before you guys! – That’s how it was supposed to be, but why did I get killed by my girlfriend!? I still haven’t done anything yet! Are there no Gods in this World!? And, the person who saved me is the most beautiful girl in my school, Rias Gremory-senpai. I learned the shocking truth from her who isn’t a God but a Devil. “You have reincarnated as a Devil! Work for me!” Lured by Senpai’s breasts and treats, my life as a reincarnated Devil began. So the “Academy×Love Comedy×Battle Fantasy” starts here with just aggressive and worldly desires!

What happens when a genderless Artificial Intelligence who is proclaimed as one of the worst in mankind's history travels back in time from the unreachable future to the modern day and makes himself a true living body?