He Went Abroad for Revenge and Ended up Becoming a Mercenary.

After packing his bags and traveling to a foreign country, Chen Wu had only one original intention - revenge. After completing his revenge, reality taught him a hard lesson. Conspiracies, guns, and killings are everywhere. If you want to survive, you can only become a mercenary. Form a desperate team, fight bloody battles in wilderness mining areas, deal with political tycoons, and fight against the secret underground killer forces. Walk on the tip of a knife, and use gunfire as your road.