Riverdale S06e18 Apr 2026

The episode ends on a cliffhanger as the survivors realize they cannot defeat Percival alone. Heather, recognizing the need for a powerful necromancer to resurrect their fallen friends, reveals she knows someone who can help: from Chilling Adventures of Sabrina .

: Despite the chaos, Toni and Fangs decide to marry to give the town a reason to celebrate. Veronica takes on the role of wedding planner while grappling with feelings of loneliness and an identity crisis.

: Those who are younger siblings, such as Betty (younger than Polly and Charles) and Cheryl (younger than Jason), remain alive. Riverdale s06e18

: Percival systematically inflicts horrors upon Riverdale, including rivers of blood, swarming insects, lice, and painful boils. This culminates in a literal darkness falling over the town.

The episode centers on Percival's attempt to break the town's spirit by unleashing plagues to force Archie's construction crew back to work on his mysterious railroad. The episode ends on a cliffhanger as the

: Major characters who are firstborn children, including Archie Andrews, Jughead Jones, Toni Topaz, and Fangs Fogarty , drop dead instantly during the reception.

: Jughead remains isolated in the bunker, writing stories to silence voices in his head. He eventually encounters his "Rivervale" counterpart, suggesting the barrier between dimensions is thinning. The Final Plague: Death of the Firstborn Veronica takes on the role of wedding planner

In the episode’s shocking climax, Percival enacts the final plague: the death of the firstborn. After symbolically suffocating Nana Rose, the "oldest living firstborn child" in Riverdale, a wave of death sweeps through the town.