Sadistic murderer Jigsaw is dead, but an autopsy on his body uncovers evidence that his twisted games are far from over. A pair of FBI agents become convinced Jigsaw had an accomplice, who is picking up where he left off. Meanwhile, their investigation leads to the killer's ex-wife, who recounts the events that turned her husband into a monster. Horror sequel, with Costas Mandylor and Athena Karkanis.

Despite Jigsaw's death, and in order to save the lives of two of his colleagues, Lieutenant Rigg is forced to take part in a new game, which promises to test him to the limit.