Nancy Bell

The Doctor launches an investigation to find the person or thing that tampered with his short-term memory.

Benson and Stabler enlist Huang's help in probing the connection between a teenage boy undergoing psychiatric treatment, the deaths of two high-school students, and an illegal marketing campaign by a major pharmaceutical company.

An FBI investigation into a computer-hacking scam, which taps into a bank's system to gain access to the identities and financial assets of its customers, becomes personal for Don and the Eppes family.