The eastern dragon Choi-mu was the female Lodgemaster of the Denver branch of the Red Dragon Triad. She was a vassal and representative of the Great Dragon Lung. In addition to leading the local branch of the Red Dragons, she served as the liaison between Lung and the dragon Ghostwalker.
Choi Mu was a ruby-scaled eastern dragon. She led the Red Dragons in Denver until it was dissolved in 2065. In the aftermath together with the remnants of that lodge she joined the Golden Triangle Society.