Desert Town Auction! Fall and Maid Service

I, Princess Miria, the heroine, traveled to a southern desert city in search of the second of the “Three Sacred Treasures,” thinking obtaining it would be easy. But instead, I was captured, sold to a noble, and forced into servitude and sexual acts, including anal sex, under the guise of obeying a “goddess.” While serving in the mansion, tied to a bed and humiliated, I began to realize how strange and unfair my situation was.