Slave Master

One day, Kirie, the daughter of a count's family, found a beautiful, blue-eyed man collapsed in the street. What's more, when he woke up, he seemed to have lost his memory. But, with his blue eyes and pale skin, could he be the rumored "blood-sucking demon"? Also in the volume is story called Haraimasu kedo Nani ka? (Source: Shoujo Crusade)