The second young master of the Su Family, a concubine-born son. He grew up with Shen Yuan and is one of Shen Yuan's childhood companions, along with Sheng Yiren. He has a gentle, distinguished appearance but his talents are considered unremarkable. He holds no official position in the capital. He is dearly loved by the Su Family head. He was summoned to the palace by Xie Chengze and is worried about his safety given the Second Prince's unpredictable reputation.