Yakata Jyoukujyo

Storyline
Ever since his parents died 10 years ago, Ryuu has been raised by his mother's cousin, Madoka. As Ryuu grew older, their relationship became almost closer than that of a mother and a son. Then one day, Madoka disappeared, leaving only a letter. A maid then arrived, and told Ryuu that from that day on, he has to work as a servant for at the Yotsuka Mansion to pay off the debt his mother has incurred.