Lauren Monroe (Lily Collins) is a rising young New York City District Attorney and the successful daughter of a powerful family. When her father (Patrick Warburton) suddenly dies, he leaves her a set of keys to an unknown bomb shelter on their estate. There she discovers a secret buried so deep that not even her mother (Connie Nielsen) knows about it. Entrapped in a web of lies and manipulation, what she uncovers may rip apart the fabric of her family dynasty and threaten her life and all those around her.