Sarah and Matt discover another of Grandma's manuscripts which opens a world of information about God's Divine Proportion. When they share their information with Mary and Kevin, Elizabeth asks if she can use it to design the carriage house which she and Rebecca have begun to renovate. As Matt commiserates over the secret he has to keep from Sarah, their wedding plans suddenly go awry. Josh breaks his engagement to Debbie and experiences some poignent moments when Caleb tells him that he, not Debbie is the cause of their troubles. Josh hardens his heart to the truth and the family rallies around Debbie until Josh finally understands what he really wants. Jayden shocks and frightens Rebecca when he tells her what God says about Halloween. Despite all their concerns, their friendship and fellowships remain strong and God steps in and brings a myriad of miracles for all of them.