The "Kind Demon King," Danterio, once saved this world from an angelic invasion.After his final battle, he opened his eyes to find himself—in modern-day Japan, 600 years later.He had been reincarnated into the body of Daiya Mizukami, a young man who died from a combination of bullying and an overdose of mana-enhancement drugs.Learning of the regrets harbored by Daiya—who had attended a school dedicated to fighting angels—the Demon King begins by instantly crushing the bullies who drove him to the edge!However, as he surveys the world, he realizes that magic has withered, and the angels he once defeated are on the move again—"I am the Demon King, Danterio. Allow me to teach you... the proper way to slay an angel."The strongest Demon King runs wild in the modern era! A contemporary battle-action saga of Reincarnation x Angel Hunting!