The Postables work against the clock decoding a letter to rescue a soldier in Afghanistan and reunite her with her family, while Rita competes for the National Miss Special Delivery title in Washington, D.C.

The Postables are on a mission to deliver a soldier's letter from Afghanistan to a teenager who's being relentlessly bullied, while Oliver's estranged father surprises him with news that shakes him to his core.

The Postables, Oliver, Shane, Rita and Norman, explore the mystery of true love as they deliver divorce papers to one couple the same day Oliver's missing wife reappears.