A former follower of the Clear Melting Sect who defied her teacher's warning not to cross the northern wall. She helped rescue Xiao Fa in Amateur Necromancy. Cai Wen has advised her to keep an ear out for news of the Butterfly Kingdom, and come find him as soon as she hears something that makes her wonder if she's lost her mind. (He expects this to be "when its name is changed")
The party has recently relocated her to the Isle of Beauty, and Cai Wen has pulled some strings with Horse to have her set up as the new captain of Ti Jun's sea cavalry. He has instructed her to help the Prince in possibly disobedient ways in the future, to help his Butterfly half.