One of Foster's former patients turns up dead shortly after expressing concern that she is being squeezed out by a business partner.

When a woman claims her baby was kidnapped, Lightman suspects she is hiding something.

While vetting an art museum staff for security leaks prior to a major exhibition, Lightman meets a beautiful woman (guest star Helfer) who entangles him in a game of cat-and-mouse.

The Lightman Group is hired to examine police profiling techniques in the wake of an incident involving Wallowski (guest star Monique Curnen), and Internal Affairs attempts to leverage Lightman’s relationship with Wallowski to get him to incriminate her.

Intent on revenge a man (Shawn Doyle) plans to rob a bank, and Lightman tries to stop him.