The episode centers on the history of the Blossom women and the revelation that they are all, in fact, the same person cursed with immortality.

The story is split across three different timelines—1892, 1957, and the present day (2022)—connected by the once-in-a-lifetime passing of Bailey's Comet . Key Plot Points

This report focuses on the episode , which is the fourth episode of Riverdale's sixth season. This specific installment is part of the five-episode " Rivervale " event, a supernatural alternate-universe arc that kicks off the season. Episode Overview Original Title: " Chapter Ninety-Nine: The Witching Hour(s) "

Rivervale, a "shadow town" and parallel dimension where the supernatural is common.