 A teenager dies from inhaling smoke during a fire before firemen could rescue her. The rest of her family, her mother, younger brother, and grandmother are safe. Catherine, Nick and Warrick works on the case which unveils an unexpected and shocking finding. Gil Grissom and Sara investigates the death of a man found in a hotel s bathroom. Autopsy reveals that he had swallowed 6 pieces of game tiles and had suffocated to death. The tiles lead the two detectives to an annual championship of Logos, a word game similar to Scrabble.