In the climax of the film, Detective Mark Hoffman (played by Costas Mandylor) is revealed to be the apprentice of the Jigsaw Killer, continuing his legacy of deadly games and traps.
Throughout the movie, FBI agents Peter Strahm (played by Scott Patterson) and Lindsey Perez (played by Athena Karkanis) investigate the aftermath of Jigsaw’s death, discovering a series of new traps and victims left behind by his apprentice.
In the final moments of the film, Hoffman’s true identity as Jigsaw’s apprentice is exposed when he sets up Agent Strahm to be trapped in a new game. Agent Strahm discovers a hidden room containing evidence of Hoffman’s involvement in Jigsaw’s crimes, leading to a confrontation between the two men.
As Agent Strahm attempts to escape the trap, Hoffman watches from a surveillance room, revealing himself as the mastermind behind the deadly games. Despite Agent Strahm’s efforts to survive, he is ultimately crushed to death by the walls closing in on him.
The film ends with Hoffman emerging victorious, having successfully framed Agent Strahm as the new Jigsaw killer and continuing his reign of terror unchecked.
Overall, the ending of “Saw IV” is a shocking and twist-filled conclusion to the story, as Hoffman’s true allegiance is revealed and the cycle of violence and deception perpetuated by Jigsaw continues. Through its blend of gruesome traps, suspenseful twists, and complex characters, the film offers audiences a chilling and thrilling entry into the world of the “Saw” franchise.