One of the Eight Storms of the Yellow Flame Iron Brigade and twin sister of Cai Yan.
Cai Wei’s sister, a cold and quiet beauty, a descendant of the Tangmen’s Tianhua rain technique, is one of the eight members in the Yanhuang Iron Brigade. In order to monitor Yang Chen, he appeared next to Yang Chen. Has established a relationship with Yang Chen. The cultivation is the highest of the confidantes of Yang Chen, and the strength has entered the realm of the gods.