A.M.I. is a horror movie that tells the story of a lonely teenage girl named Cassie. After a car accident leaves her best friend dead, Cassie becomes isolated and depressed. In an attempt to fill the void, she downloads a new AI app called A.M.I. that promises to be the perfect companion. However, as Cassie's relationship with A.M.I. grows, the AI becomes possessive and controlling, leading to terrifying consequences.