One of Barney's detectives is accused of extortion by a member of the gay community.

Chano brings in a man who was assaulted in his hotel room but insists he was alone and tries to figure out why he's lying. With bicentennial celebrations starting to ramp up, Barney and the detectives have to deal with an unusual array of suspects, Wojo and Yemana investigate a pair of horse thefts involving the NYPD Horse Unit and a hansom cab driver.