As Bluebell is hit by an intense heat wave, Zoe discovers that the hot weather makes everyone act differently and with a lot less inhibition In fact, it takes all of Zoe's strength to ignore her heat-induced attraction to Wade until it gets the best of her. Meanwhile, Lemon prepares for the arrival of George's family, determined to win them over, but her emotions get the best of her when Lavon shows up to the same restaurant with his date, Didi.

Driving home late one night from a house call, Zoe accidentally hits a man but can't find any signs of him when she gets out of her car. Later, she sees the man's photo hanging in the Rammer Jammer, and George has to break the news to her that the man in the picture died over a year ago. Meanwhile, Lemon and George are ready to buy their dream home until Lavon steps in and refuses to authorize the purchase because it is one of Bluebell's historic properties. Zoe's mom shows up in Bluebell hoping to reconcile with her daughter after keeping the identity of Zoe's real father a secret Zoe's entire life.