As the team tracks a copycat bomber, Gideon learns that the perpetrator is responsible for murdering his previous team.
A Marine helicopter pilot finds himself under investigation, when he intervenes in a civilian law enforcement hostage situation.
A supposedly random murder case is reopened, after a letter sheds new light on the case. The victim's mother finds evidence that suggests that there may have been a motive to her son's death after all.
After widower Martin Bohm discovers that his 11-year-old son, who lives with autism, can predict the future, he meets with a social worker and a professor who may be able to `unlock' the boy's mind.