Barrett Foa

The Naval Criminal Investigation Service's Office of Special Projects takes on the undercover work and the hard to crack cases in LA. Key agents are G. Callen and Sam Hanna, streets kids risen through the ranks. (imdb)

Set in "upstairs, downstairs, and backstairs" of the White House, Cordelia Cupp, an eccentric detective, arrives on the premises in order to solve a murder which happened during a state dinner. During the investigation, interpersonal conflicts between 157 personnel of the residence start to unfold.