ABC 20/20

The new DC UNIVERSE drama series, DC's Stargirl follows high school sophomore Courtney Whitmore as she inspires an unlikely group of young heroes to take up the legacy of a long-lost superhero team -- The Justice Society of America -- and stop the villains of the past. Courtney's seemingly perfect life in Los Angeles gets upended with a move to Blue Valley, Nebraska, with her mother Barbara, stepfather Pat Dugan and stepbrother Mike, and she finds herself struggling to adapt to her new town and high school. But when Courtney discovers that Pat is harboring a major secret about his past, she ultimately becomes the unlikely inspiration for a new generation of Super Heroes.

After Courtney has an unexpected run-in with a member of the Injustice Society of America, Pat reveals the truth to her about their history. Meanwhile, Barbara is elated when she sees Courtney making an attempt to get along with Pat, not knowing the secret they've been keeping. Finally, things take a dangerous turn at Blue Valley High's open house night when Courtney becomes the target of a dangerous foe.

After a dangerous run-in with a member of the Injustice Society of America, Pat warns Courtney to back down from her attempts to go after them. But when she encounters what she believes to be a message from one of them, she urges Pat to help her. Meanwhile, Barbara makes strides at work, which impresses her new boss Jordan Mahkent.

After realizing that she needs the extra help, Courtney sets out to recruit new members to the Justice Society of America -- starting with Yolanda Montez. Elsewhere, Pat's suspicion is piqued after a bizarre conversation with one of the town's residents.

As Courtney sets her sights on recruiting more members to the Justice Society of America, Pat finds himself one step closer to learning which ISA members may be in Blue Valley. Meanwhile, a search for Rick Tyler leads Courtney, Yolanda and Beth Chapel to Cindy Burman's Halloween party.

Courtney makes a difficult decision after Pat confronts her about the potential consequences of recruiting new members to the JSA. Elsewhere, Barbara shows up in support of Mike's science fair, and Courtney, Yolanda, Beth and Rick prepare for their first major mission.

As Pat teaches Courtney, Yolanda, Beth and Rick the importance of teamwork, the ISA converge to figure out who is trying to take them down. Elsewhere, as the school prepares for homecoming, Cindy lashes out against her father's strict rules, while Barbara accepts an offer from Jordan.

After Courtney gets herself into some trouble following an unexpected confrontation, Pat decides they need to come clean to Barbara. Meanwhile, Cindy takes heat from her father after a plan to take matters into her own hands goes awry. Finally, Yolanda, Beth and Rick lead an investigation into one of their own classmates.

Tensions rise among the JSA members after Courtney suggests who she wants to recruit next to the team. Meanwhile, Barbara invites Jordan and his family over for dinner, and Henry Jr. makes a surprising discovery about his father.

As Henry Jr. hones his newfound skills, uncovered secrets from his family's past force him to make a difficult decision. Meanwhile, Courtney, Yolanda, Beth and Rick's latest plan brings them face to face with a member of the ISA. Finally, tensions between Pat and Barbara force her to revisit her own past.

Courtney's life gets turned upside down when someone from her past arrives in Blue Valley. Meanwhile, Pat uncovers new information about the ISA's plan, and Jordan makes a surprising discovery at work.

With the ISA on their trail, Courtney, Pat and the team regroup to figure out their next steps. Meanwhile, Rick makes a breakthrough, and the team prepares for a showdown with the ISA.

As the Injustice Society of America come one step closer to accomplishing their mission, Courtney and the JSA face off against Icicle and the villains of the ISA.