In a world marked by war and chaos, Andy Barclay, now a teenager, faces a new chapter in his life at a military boarding school. However, his attempts to adapt to the rigid discipline of his new life are soon interrupted by the return of his old enemy: Chucky, the doll possessed by the soul of a serial killer.
After being destroyed in their last confrontation, Chucky's remains are reassembled in a doll workshop, where he is once again brought to life. The infamous doll, eager to reclaim his human form, embarks on a terrifying journey to find Andy and fulfill his malevolent goal: to transfer his soul into the body of the boy who once possessed him.
As horrors begin to unfold at the boarding school, Andy tries to convince his new classmates that the danger is very real. But as Chucky sows panic and distrust among the cadets, Andy's internal struggles put him in the crosshairs of his superiors, who view him as problematic.
On a climactic night filled with tension and excitement, Andy must summon all his courage and creativity to confront his formidable opponent and thwart his evil plans once again. However, the game of terror has evolved, and the rules have changed, leading to an explosive climax that will test the loyalty and bravery of everyone involved.