A delicate-looking but sharp-minded and fearless subordinate of Wei Xia. Wei Xia assigned him to infiltrate the drug traffickers' underground casino as a chip runner. Using sleight of hand, he quickly gained the respect of the casino boss and became his personal assistant. He secretly passed drug transport messages through mahjong codes. Wei Xia provided him with a special mahjong tile containing a hidden layer with cyanide spray for emergencies.
