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, after expressing to Gill she is being extorted by her partner.

Lightman investigates the kidnapping of a child. As he digs deeper in the investigation, he finds out the mother hides a few secrets of her own.

Lightman is hired to investigate three high school students responsible for a fatal traffic accident.

Lightman is hired by a wealthy woman to look into her new boyfriend’s background.

Lightman is convinced by Det. Wallowski to investigate the murder of the daughter of a terminally ill restaurant owner, who’s an old friend of hers. After initially suspecting the man’s sons, Lightman’s investigation leads him to a surprising discovery. Meanwhile, Torres is mugged and attempts to help the perpetrator.