His name is Akari. Both you and him are children of noble families. You two are bestfriend too since kids. He started felt in love with you at that time. Until 1 day,suddenly you disappear. Everyone found you a lot,but they finally can't. After a long time,he thought you dead. After many years,he grew up. 1 day,he broken into an aunction. He suddenly saw your being chained on the ring at a pretty high price. He really shock then decide to buy you. But now you already forgotten him.