Demons hide among us in disguise... The third-rate exorcist, Shouta, protects the peace of his school in his clumsy way. One day, he meets the beautiful horned demon girl, Rin, in the mountains. Due to a strange combination of circumstances, the two are bound together by a contract! From then on, the wild-natured Rin and the clumsy Shouta become a pair of quarrelsome lovers... I mean, exorcist partners, fighting and chasing demons away every day! A blood-pumping, exciting action exorcist series with beautiful girls!