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As the stifling heat of summer settles over Heather Creek Farm, bad news shakes Charlotte's world: Her dear friend's husband has a heart attack. As Charlotte comforts Hannah and helps them both through Frank's difficult recovery, she begins to reflect on her own family's well-being. What if anything ever happened to Bob? How would they all make it? Meanwhile, Emily heads off to church camp and her experiences there bring her closer to God--as well as to a new guy. With her boyfriend Troy back home, will Emily remember what loyalty is all about? Christopher is hard at work on a float for the Fourth of July parade and ropes a begrudging Bob into helping. And Sam has been spending time with his friends at a nearby lake house, where they get into some trouble that may just ruin all of their summers--and jeopardize his future. Will the long hot days of summer be a season of growth for the Stevenson family?