After confronting the parents, who were part of “The Midnight Club” twenty-five years ago, Betty follows some strong leads in hopes of finding out who the true Gargoyle King is. Meanwhile, Veronica’s attempt to prove Archie’s innocence lands her in hot water. Finally, Archie turns to Kevin for help making things right.

Amidst preparations for their upcoming wedding, Sierra and Tom receive an unsettling message, which forces "The Midnight Club" to reunite. Meanwhile, Veronica and Reggie take drastic measures to clean up a mess they created. Cheryl learns some unexpected news about the college she has set her sights on. Lastly, Kevin gives Moose an ultimatum.

Archie encourages Mad Dog to attend Riverdale High and join the football team. Jughead meets Mr. Chipping, who offers him a spot at an elite school called Stonewall Prep. Veronica is conflicted when information about her involvement in Hiram’s arrest leaks to the public.

Hiram shares with Reggie his origin story and how he went from a young Jaime Luna to the powerful kingpin of Riverdale. Elsewhere, Reggie reflects on his relationship with his father.

After suspecting that Percival is about to make a big play, Archie, Betty and Jughead warn their friends about his potential threat to the town. Meanwhile, Toni also finds herself a target after Percival announces his plans to rid the town of gangs, including the Serpents. Finally, Cheryl makes her move against Archie, Betty and Jughead.

When several of their own fall prey to Percival's latest plan, Cheryl calls upon fellow witch Sabrina Spellman for help. Elsewhere, Percival gives Reggie an ultimatum.

Archie and the gang gather intel about Percival so they can better understand where he came from and use that to their advantage. However, when their plan results in an unexpected outcome, the gang is left having to pay a terrible cost.