Blood stained harem story (mass crossover yandere harem x male oc)

in a world where most of the planet's population are born with powers, one boy was born without powers. He is Toad Skywalker. He's a student of union academy despite and not having any powers, the other students and faculty still like him. The girls are especially obsessed with him and will do anything to be with him, even if it means killing other people.