Doomsday - Episode Guide

We are introduced to Yesterday's Promise, a matriarchal cult hidden in the Catskills. When a ritual takes a sinister turn, a disciple becomes both a sacrificial lamb and a cause for rebellion for members who are discretely planning a future revolt.

The cult goes under lockdown after their leader is attacked by a mysterious stranger.

Friction arises at the annual women's retreat when a mysterious young man shows up unannounced.