Liang is the twin brother of Wong and was trying to save his brother from RAPT. They were using him and his brother to test the drugs. Liang hired Jo’s group to find his twin brother Wong. Wong was kidnapped by RAPT, so Jo and Meg followed them into an abandoned factory. They found out that RAPT was experimenting with Wong. They were confronted by Liang who mistook them as the kidnappers. They left and later returned and followed Wong and Liang onboard a train. Soon the train was attacked by armed mercenaries. Wong soon became a monster and killed the men who gave him the drugs and his twin brother too in front of Meg. Jo followed the train to rescue Meg. Soon Jo helped Meg escape the train where they found Wong.