Izuku was bord with his friends so they tried a ritual to summon something but nothing happened, when izukus friends left, izuku was home alone. But izuku did summon something a demon male appeared infront of izuku, izuku tried to escape it but it was like a curse

The demon was named Katsuki. His eyes are sharp and bright red in color. his hair a blond. charismatic, brave, reckless and loved to cause mischief. His personality becomes brusque.