Miles Mako is a professional exorcist who takes on a new client after she encounters a demonic presence who may have links to the detective's dark past.

Set in 1895, show revolves around the opening of the first luxury hotel in New York City and all the intermingling of love, treachery, and disdain between the classes set against a backdrop of vicious family rivalries, scandalous secrets, and conflict and co-mingling of classes.