Nica, accused of murdering her family, is institutionalized, convinced she's responsible for their deaths. But when gruesome killings start happening, she realizes her doll, Chucky, might not be just a figment of her imagination. As Chucky's influence grows, he begins to possess people and objects to swell his cult, seeking revenge against his victims. Meanwhile, Andy, Chucky's old friend, tries to thwart the cult's expansion and navigate his complicated relationship with Chucky's wife, Tiffany.

Cult of Chucky
Chucky's vendetta against Nica escalates, while he also joins forces with his ex-wife to take down their shared adversaries.