Plot summary
Zoe and Lightman fear they sent an innocent man to his death when a man they prosecuted 17 years ago is executed. Events begin to unfold as they did before when phone calls taunting the family of the murder victim start the day after the execution, followed by a new abduction. As Lightman works to find the truth, two members of his team contemplate leaving before Lightman's mistake brings them all down.
Credits
Adapted from Wikipedia contributors, List of Lie to Me episodes. HTML formatting and reference markers removed.