 Jigsaw, as well as his apprentice Amanda, have died. After hearing of Detective Kerry s murder, two veteran FBI agents, Agent Strahm and Agent Perez, assist Detective Hoffman in sorting out the remains of Jigsaw s last game. However, SWAT Team Commander Rigg has been put into a deadly game himself, and has only an hour and a half to prevail over a series of twisted, horrifying traps to save an old friend, as well as himself, from a grisly demise.