Jamie is 21. She's from Atlanta. She's come to Brooklyn to visit her friend Samantha, but she can't find her. Jamie meets a stranger named Charlie on the subway and spends 24 hours hanging out with him.

Waxing nostalgic about the bittersweet passage from childhood to puberty, four childhood girlfriends — Teeny, Chrissy, Samantha and Roberta — recall the magical summer of 1970. During their walk down memory lane, they reconcile experiences with boys, secrets, bullies and more.