Archie grows concerned for Frank after someone from his past arrives in Riverdale. Betty and Alice’s investigation into incidents at Stonewall Prep leads them on a collision course with their number one suspect. Jughead challenges Bret to a duel to settle their grievances, while Toni, Kevin and Fangs seek revenge against Nick St. Clair, who has shown up unexpectedly in Riverdale. Finally, a trip to New York City gives Veronica an opportunity to catch up with her old friend Katy Keene.

In the aftermath of the prison break at Hiram's jail, Archie leads the charge to round up the remaining convicts on the loose. Tabitha reaches out for Betty's help when she realizes Jughead is missing. When Penelope re-enters the fold, Cheryl becomes suspicious of her true intentions.