Before the cops can really help her, Lewis goes back undercover and refuses to talk about the assignment or the rape, for fear that she will be exposed and pulled off the case.

Summary: Agent Dana Lewis (guest star Marcia Gay Harden) is assaulted by a stranger and asks Detective Benson (Hargitay) to have her rape kit tested.

Here’s my review of the “ Law & Order: Special Victims Unit” episode “Penetration” which aired Wednesday, Novemat 9PM/8c on NBC.