First, Levi arrives, sullen and angry, insisting on staying for five days. Next, Melody appears. She's almost nine months pregnant, but won't say a word about why she traveled all the way from Kentucky by herself. As the two strangers settle in, the Brennemans try to make the best of an uncomfortable situation. But Katie knows a thing or two about keeping secrets and is determined to learn the truth about these two strangers - while keeping her own secret safely hidden away.