Aviva Copeland has just landed the biggest job of her career, becoming one of the few Black women to run a Hollywood studio. But as she sets out to revitalize the aging studio, her plan to refurbish and reopen a shuttered soundstage uncovers a buried secret: a legendary filmmaker, obsessed with authenticity, hired actual cult members to perform a real-life occult ritual for his latest horror masterpiece. Now the executive must deal with a reawakened evil in the most vicious pit of vipers — a Hollywood studio lot.