A police officer tries to uncover and stop an unknown serial killer who sniped three victims and plans for a fourth one. A police officer tries to uncover and stop an unknown serial killer who sniped three victims and plans for a fourth one. A police officer tries to uncover and stop an unknown serial killer who sniped three victims and plans for a fourth one. A police officer tries to uncover and stop an unknown serial killer who sniped three victims and plans for a fourth one.