Little is known about Rin's past. He was orphaned as a child when his father and mother are killed in a car accident. Rin was taken in by the Fuyou family soon after and started living with Kaede and her father. He is a sophomore at Verbena National Academy, class 2-C. His grades are average; yet, he has excellent athletic ability. Since he became a candidate for marriage to Lisianthus and Nerine, who suddenly transferred to the school in June.