Mikuriya Tooru, whose hobby is reading and special skill is housework, was reincarnated into the mob character Oswald, the cousin of the villainous daughter and the evil general's first love, who was abandoned because he had been sleeping unconscious for a year. In order to save his cousin Lucrezia, he has no choice but to marry the King's younger brother, the evil general….What? Since when was there boys love?