Detective Amaro, now working as a beat cop in Queens, arrests an underage prostitute who reveals she was a witness to the murder of Ellie Porter, the mother of Sergeant Benson's foster son Noah. Benson asks Amaro to go undercover, which sets off a series of events that puts everyone involved in danger – including baby Noah. Meanwhile, Benson meets the new addition to the squad, Detective Carisi (Peter Scanavino), who starts off on the wrong foot and rainbow meets the new svu detective
