Bravo Team must protect a group of American engineers and the dam they are constructing from a terrorist attack; the rules of engagement demand that the team must not use their weapons unless the enemy fires first.
The team is stunned when Delko is busted for purchasing marijuana. However, as the truth as to why becomes clearer, Horatio must fight to keep Delko at CSI. Meanwhile, after a suspected drug lord is gunned down in his home, evidence leads the CSIs to a dirty bounty hunter whose greed may have gotten in the way of bringing a criminal to justice.
Will sees beyond a blind date's size to the woman within; Philip gets hooked on a home shopping channel.
Benton and Corday continue a secret relationship. Benton attends his son's baptism. Carla's new boyfriend, Roger, is also there. Meanwhile, Romano asks Corday for a date, but she refuses.
Officer John Cooper returns to duty after recovering from surgery; Lydia helps a former informant; Ben, Sammy and Dewey chase an armed man into a school; Ben argues with an intense street cop.