Su Die, the tenth guardian, codenamed Die. He met Mo Jinchun when he went down to earth for training and fell in love with her. Su Die's elder brother Su Han entered the palace to accompany the prince since he was a child, and was later named the regent by the emperor Xu Dong. He also ate and slept with Xu Dong, who was insecure when he was a child. They fell in love with each other over time, and finally fell in love with Xu Dong...
Concept: Lily