Plot summary
Lightman, Foster and Reynolds travel to Las Vegas to help locate a missing finalist in the World Series of Poker. Lightman uses his skills to read the other competitors' faces to figure out which one knows about the disappearance. They find the body of a poker coach who was banned from Vegas. Lightman and Foster investigate, while Reynolds plays the tables. Foster also tries to keep a leash on Lightman's fascination with all things Vegas. Meanwhile, Loker and Torres analyze Loker's new relationship, and as a result, get closer to each other.
Credits
Adapted from Wikipedia contributors, List of Lie to Me episodes. HTML formatting and reference markers removed.