From Girls' Generation Scanlations: He's perverted, malicious, a devil that calls himself 'Ore-sama'. His true character is -? The Demon King, Char, from a parallel world called Avalon, fell in love with the daughter of a shrine, Hashiba Rin. Both their hearts and bodies have been entrusted to each other, but a first love, Shou-chan, confesses to Rin-?

Rika is 19. She loves cosplaying, especially wearing high-school uniforms. On an online dating site, she meets a high school student named Hajime. He turns out to be the man of her dreams and she meets him by pretending to still be a high school student...Will this kind of relationship eventually work out?