highschool dxd x reader (harem)

The Shinto faction home to the country of the rising sun. Compare to the other faction they don't seem as the strongest with many inside the faction fighting amongst each other or are independent but that doesn't make it the weakest either as the have some of the world strong such as amaterasu and susano. And you wouldn't believe it but one of the strongest among the faction is a normal human. Now how will a human defeat being that have the power to destroy the planet. Guess you'll have to read to find out.

All characters are 18+
WARNING This story contains mature content if you don't like that or are younger then 18 don't read. If you ignore this warning then it's your problem.