Betty takes matters into her own hands after learning some unsettling news about her father. Mary grows concerned by Archie’s desire to take boxing to the next level. Elsewhere, Cheryl runs into a roadblock during her campaign for prom queen, while Jughead and Betty’s plan to confront the Gargoyle King takes an unexpected turn.

When a night in the woods goes horribly awry, Betty, Archie and Veronica are forced to confront what one of them may be capable of.

Betty and Jughead's investigation into the auteur leads them to the discovery of a secret underground for red-band screenings. Elsewhere, in order to impress the visiting Naval Academy Commandant, Archie agrees to participate in a boxing exhibition against another candidate - KO Kelly. Meanwhile, as Cheryl prepares for prom, she stumbles upon a major secret that Toni's been keeping from her.

Back in the present day and longing for her former life in Riverdale, 86-year-old Betty turns to a special friend to help her relive her last day of senior year with her friends as they were, their memories restored.