Shufen

Shufen was Mu Siyun's former girlfriend

Plot
She was a materialistic woman, and Mu Siyun cannot afford her capricious ways, breaking up with him, for Zhang Ergou.

After the Zhang family was purged by Mu Siyun, she became a prince's trophy girlfriend. She met with Siyun, spewing invectives on his face. He let her boyfriend dragged by his Shura Race bodyguards for interrogation and execution.