The gang gathers intel on Percival on Riverdale. "Chapter One Hundred and Fifteen: Return to Rivervale" is the 20th episode of the show's sixth season.
Betty: I’m so sorry! I’m so sorry for everything. I’m so sorry for the fight that we had. That I wasn’t a better sister to you, and that I wasn’t able to protect you or save you. Polly: Betty, none of that matters now. All of that pain, all of that suffering just fell away.