At the exclusive and mysterious Maison de Ayakashi, each elite tenant is protected by an elite supernatural Secret Service agent of their very own! Since moving to Maison de Ayakashi, Ririchiyo has resisted lowering her guard around her fellow boarders and classmates. But the feeling of being different, of being abnormal, is something all who possess demon blood share. Ririchiyo finds herself taking the first tentative steps toward friendship with Roromiya and Watanuki-hmph! But the devotion of her Secret Service agent still remains a puzzle. Ririchiyo can no better explain his attentions than she can her own growing attachment to him...