Is bad boy Mad Dog going to be someone's wife!? Bad boy Ryuma is a lone wolf who people fear as the "Mad Dog". One day, he meets Tamaki, a strange man who isn't afraid of him. Ryuma has a feeling he's met him before, but he tells himself that it's just his imagination. Ryuma's taking a nap when Tamaki starts rubbing cream all over his body, soothing away his bad boy tension...!! He's furious... until Tamaki asks him if he remembers his promise to make him his wife someday. Does he know the man after all!?