A secret school romantic comedy!
“A few years from now, the Minamoto main family will be destroyed by a single oni.”
After receiving this prophecy, Minamoto Yoriteru heads into the demon world to defeat the oni known as “Shuten.”
In the demon world, power is everything, and the strong make the rules.
While hiding his true strength and identity as he searches for the “strongest oni,” Yoriteru encounters someone unexpected there…