Rudeus Greyrat's new life takes a shocking trn when the country of Roa is overcome by a blinding light, leaving the fate of his family and friends unknown. He and his student Eris are transported to the Demon Continient, a foreign land which is strange even to Rudy. When a mysterious figure, claiming to be a god and offering advice, Rudy must decide whether or not this stranger can be trusted. Can Rudy and Eria make it back home, or will this be the last new world in which Rudy ever awakens?