Tread Perilously closes out "Tread Safely" month with a case file from the Special Review Unit -- the best episode of Law & Order: Special Victims Unit ever aired, "Identity."

When Manhattan SVU detectives are called to the scene of a man who fell off a building, they discover his junk has been bitten off. Since the man was a member of a local gang, this appears to be a pretty simple case. But once Detectives Stabler and Benson dig a little deeper, they discover nothing can be simple in case involving twins, a sex therapist, and the world's worst behavioral science experiment.

Special Review Unit Captain Charlie Wright joins Justin and Erik as they discuss one of the finest hours of television ever committed to film. Justin and Charlie agree on it containing a "V.C. Andrews" energy. Justin explains the the Society for Creative Anachronism. Charlie clarifies Sister Peg's role and gets hyped for the upcoming Stabler-focused Law & Order series. Justin tries to understand why anyone would run away from Christopher Meloni. A Star Trek discussion breaks out. Erik recalls when Stabler had a tough time dealing with teenage suspects and the team discovers Munch is a proponent of rights for graffiti artists.