Episode Summary : Lightman investigates Zach Morstein, the creator of a social networking site who becomes a murder suspect when one of the co-founders ends up dead.
Episode Summary : Lightman investigates the kidnapping of the daughter of Det. Bradley; he blames his wife for the kidnapping, though he hides a few secrets of his own.
Episode Summary : Lightman is hired to investigate three high school students responsible for a fatal traffic accident, which takes a turn for the better when he finds the heroic paramedic who was first on the scene.
Episode Summary : Lightman is hired by Jim, a terminally ill, owner of a successful chain of restaurants to find his daughter's killer as his dying wish. In the process of the investigation Lightman suspects Jim's sons may be involved in her death. [source: tv.com]