Bad Times at the El Royale

In the trailer for Bad Times at the El Royale, guests arrive at the El Royale hotel where they can either stay in the California or Nevada side. The concierge (Lewis Pullman) shows the guests to their rooms. Laramie (Jon Hamm) discovers a secret passage that allows people to spy into the hotel rooms. The concierge reveals he spies on whoever management tells him to. Mayhem ensues as we see flashes of a robbery, a hostage situation, and a murder, all surrounding the guests at the hotel.