The Hills inadvertently allow a prostitute to take up residence in their home.
When Dale is forced to give up his extermination job, he discovers a talent for firing employees at his new place of work.
Luanne embraces a religious ceremony that allows participants to regain their virginity, but in the process, Hank learns that Peggy had sex with another man before they were married.
When Bobby develops allergies, Hank must choose between his son and Ladybird.
Bobby gets involved in protecting the environment, which threatens to reveal a 30-year-old secret held by Hank, Dale and Bill.