When a mysterious note is sent to Linda on Halloween, she and Gayle must travel to their hometown to face a wrong they committed 27 years ago.

Gene has a freak-out about growing up and desperately tries to relive his youth. Meanwhile, Linda is tempted to try the fancy new hair salon that opened up next to Bob's Burgers, but she's scared of her hairdresser-slash-friend Gretchen's wrath.