If you are a fan of action films with a purpose and you also like Donnie Yen, this is your opportunity to spend a couple of hours watching a cool movie. It's about a peaceful man, Liu Jin-xi, living at a small village with his family when two outlaws arrive and they fight with him after an unsuccessful attempt to rob the provision store. He finally eliminates them but this result drives suspicious detective Xu Bai-jiu to investigate the case further. The last one digs deeper into the past of Liu and finds secrets unspoken and terrible things to have been done. He believes that law and physiology of people are overall. But can his instinct always lead him into right conclusions? Wu xia is the type of films that are both entertaining and dramatic, with beautiful action scenes and two heroes fighting at the right side of the law but with different points of view.