The Man Who Could Become a God or a Demon!

The Man Who Could Become a God or a Demon!

Available on Prime Video, Crunchyroll
S1 E1: Rin is having a normal day when he learns he has been chosen to marry one of the two new girls in class. He gets to pick from Lisianthus, heiress to the Realm of the Gods, and Nerine, heiress to the Realm of the Demons.