Claire is about to get married and she goes to Las Vegas with her sister and two friends for her bachelorette party. Things quickly spiral out of control.

Chucky and Tiffany are resurrected by their innocent son, Glen, and hit Hollywood, where a movie depicting the killer dolls’ murder spree is underway.

Four mathematicians are gathered and meet with a top official of the United States Department of Defense. After some discussion, the group agrees that they must be wary with whom…