The Great Soldier

After successfully sneaking in the drug trafficking base and getting the target list, cheng gang, one of the chinese special forces, got ambushed and his partner sacrificed in order to cover his retreat. Later he found he became the wanted in China who stole the cultural relic the Flower Crown…to investigate the whole thing and clear himself, he disguised as Zhang Cheng and joined Huaxing, a drug trafficking group in Thailand, in a new identity. Although Zhang Cheng did not get the consent of his superiors, he still risked a huge risk as a "ownerless" undercover, lurking in Huaxing... Source: MangaToon