After uncovering what Percival has planned for the town, Archie, Betty Jughead and Tabitha devise a plan to oust the current town council and instate their own. But when Percival catches wind of their secret meeting, he and Alice use an upcoming weather event to scare the town into staying in their homes... while they carry out the next step of Percival's master plan.

After failing to get Pop's declared a historical landmark, Tabitha enlists Archie's help saving the diner from Percival. Betty opens up to Agent Drake about her ability to see people's evil auras. Meanwhile, after Reggie and the shareholders declare war on Veronica, she turns to Jughead for help maintaining control of the Babylonium. Finally, Cheryl reconnects with her childhood crush Heather, and Toni and Fangs continue their fight for custody of Baby Anthony.

As the gang plan an event celebrating two of their own, strange biblical plaques around town threaten to put a damper on the special day.

When Archie and Veronica's attempt to negotiate with Percival doesn't go as planned, the forces of good and evil finally face off, leading to some unexpected revelations.

After devising a plan to bring in some money at the Babylonium, Veronica is surprised to learn somebody may be sabotaging her. Elsewhere, after beginning sessions with Dr. Werthers, Betty begins to question his motives.