Dr. Lightman (Tim Roth) and Dr. Gillian Foster (Kelli Williams) investigate the murder of a high school teacher. The prime suspect is James Cole, a 16-year-old from a devout Jehovah’s Witness family caught fleeing the scene. While James's behavior is suspicious, Lightman discovers his "lies" are rooted in sexual shame and unrequited infatuation—including spying on his teacher—rather than murderous intent.
If you are looking for a summary or analysis of , Season 1, Episode 1 ("Pilot") lie to me episode 1