Bangkok Dangerous (2008)

A deaf-mute hitman named Joe is hired to complete a series of assassinations in Bangkok, Thailand. As Joe carries out his assignments, he begins to question his role as a killer and his own humanity. Along the way, he forms a bond with a young man named Kong, who becomes his apprentice. Caught up in a world of betrayal and violence, Joe must navigate the seedy criminal underbelly of Bangkok and decide whether to continue on his path or make a change.