Chef and host Gordon Ramsay will go undercover to rescue America’s filthiest restaurants. Swapping his kitchen knives for a surveillance vehicle and spyware, and with the help of a secret source on the inside, he’ll get a view of the issues facing each restaurant. He will infiltrate the restaurant after-hours for a black light kitchen investigation to reveal the filth and by the time he reveals himself, staff won’t be able to cover up their crimes.