To pay for Stewie’s private school, Lois becomes a postal worker. She finds a letter from Peter that was never sent to his old fling, Gretchen, dated a week before their marriage. When Gretchen tries to come between Lois and Peter, Lois has a plan of her own.

After Peter and the guys get caught pretending to be military veterans and are found guilty of the Stolen Valor Act, a judge sentences them to join the U.S. Coast Guard.