When a contract killer has a rapidly evolving form of dementia, he is offered an opportunity to redeem himself by saving the life of his estranged adult son.

Based on the works of Stephen King, this horror series weaves together his characters and stories set in the fictional town of Castle Rock, Maine.

An unflinching portrayal of trauma as a contagion passed between people and generations, set within the prism of modern suburbia. The film follows the downward spiral of a high school English teacher as he goes to disturbing lengths to protect his favorite students from bullies and challenge the power of a wealthy patron within the community.