56 Days is an American erotic thriller television series developed by Lisa Zwerling and Karyn Usher, adapted from Catherine Ryan Howard's novel. Produced by Amazon MGM Studios and Atomic Monster, the eight-episode series stars Dove Cameron and Avan Jogia as Ciara Wyse and Oliver Kennedy, whose rapid supermarket romance becomes the focal point of a homicide inquiry after a decomposed, unidentified body is discovered in the apartment of Oliver Kennedy.