With real life and teen drama awaiting her after 8th grade graduation, CJ Martin has only a short time left to make the most of her middle school years. Together with her two lifelong best friends Fenwick and Crispo, she is determined to get the most out of this time, using an ever-expanding list of challenges as a guide. For this group, growing up means trying everything and taking chances while they still can.

Six months after the loss of Quinn's childhood best friend Alex, Quinn returns home from college for the holidays. However, at a party, he meets a girl who could pass as Alex's doppelgänger, forcing Quinn to confront his unchecked grief.