With summer break around the corner, Pat suggests the family take a vacation after seeing that Courtney has been spending too much time focused on being Stargirl and not enough time on her schoolwork. Meanwhile, as Beth attempts to reconnect with Chuck, she stumbles upon a major secret her parents have been keeping from her. Elsewhere, Yolanda continues to be haunted by Brainwave's death, and Rick secretly tracks Solomon Grundy after suspecting he may still be in the area.
Courtney Whitmore, a smart, athletic and above all else kind girl, discovers her step-father has a secret; he used to be the sidekick to a superhero. 'Borrowing' the long-lost hero's cosmic staff, she becomes the unlikely inspiration for an entirely new generation of superheroes.
DC's Stargirl - Summer School: Chapter One Synopsis and Schedule