The second young master of the Su family. He accompanies his biological sister Su Yunfang to retrieve her from the Ye family. At the gate, he witnesses Yunfang beating Su Yunluo and intervenes to stop her, but eventually yields to his sister's anger. He shows lingering worry for his former sister and looks back before entering the house. He is portrayed as caring but conflicted between his biological sister and the sister he grew up with.
