Description：In an ordinary vehicle scratch accident, Yu Miao's husband Liu Mingyi shot and killed Xu Tian's girlfriend and was shot dead by the police on the spot. Xu Tian asked Yu Miao to compensate him, and the two went to find Ma Santan, the gun dealer who sold the gun to Liu Mingyi, but they met Ma Santan's lair raided by the police Lian Guangkuo. Ma Santan jumped off the bridge and was seriously injured. Yu Miao and Xu Tian were kidnapped by Ma Santan's brother Xiao Ma. Xiao Ma threatened Yu Miao with Xu Tian's life and asked her to go to the hospital to kill Ma Santan and silence him. Yu Miao went to the hospital and got away with it with the help of Lian Guangkuo. The police tracked down Xiao Ma's whereabouts based on Yu Miao's clues. The police set up a checkpoint on the mountain road to round up the robbers, and the two sides launched the final contest.