Protected by the highest security, the Maison de Ayakashi is rumored to be haunted, where only eccentrics could live. In reality, it is a place for humans with non-human ancestors to live. The socially-inept Ririchiyo has come here to improve herself. She meets secret service bodyguard Soushi, who is assigned to protect residents. He has a request of her: "Please make me your dog."

An evil organization invades and destroys everything in its path. The brains of the brutal operation is the king’s right-hand man, an evil lieutenant named Mira. Everything changes when a magical girl named Byakuya Mimori tries to stop the evil group in their tracks. When Mira confronts her, he knows it’s love at first sight. What will become of Mira and Byakuya, stuck between orders and love?

Protected by the highest security, the Maison de Ayakashi is rumored to be haunted, where only eccentrics could live. In reality, it is a place for humans with non-human ancestors to live. The socially-inept Ririchiyo has come here to improve herself. She meets secret service bodyguard Soushi, who is assigned to protect residents. He has a request of her: "Please make me your dog."

An evil organization invades and destroys everything in its path. The brains of the brutal operation is the king’s right-hand man, an evil lieutenant named Mira. Everything changes when a magical girl named Byakuya Mimori tries to stop the evil group in their tracks. When Mira confronts her, he knows it’s love at first sight. What will become of Mira and Byakuya, stuck between orders and love?