In their quest to find "Sanctuary," Lucian and Queenie find a door... And behind that door, lies answers. These answers may help them understand their broken world, but will it give them any way to fight against the demagogues lose on the land?

Elsewhere, Luke, Maria, and Marc stare rapt as Abraham unlocks the power of the Orb. Can this Beforetimes power be harnessed by the likes of humans, or will it drown everyone under 500 feet of water?

Sound designer Eric Mooney and composer Hubert Campbell outdo themselves for this pivotal moment in The Cleansed.