After witnessing a snuff film on the internet, a hacker goes to Commissioner Jim Gordon for help. After searching the crime scene and finding the body still hanging, he calls in Batman to help. However, when Batman goes to find the strangely quiet hacker witness, he finds him tied in the same position as the deceased man on the computer.
On the other side of the world a death with the exact same M.O. is reported in Hong Kong. A friend of the deceased vows to find vengeance on the man who killed his friend and Batman books a flight bound for Hong Kong. Together, the two fight through the Triad organization to find the killer before he strikes again.