Nick follows Eve through the mirror to discover they are in an alternate dimension of The Black Forest of Germany, somewhere in the past. The Gang allows Captain Renard to see the stick and fear that Nick and Eve are to confront the skull creature that is known as , The Devil.
Did You Know?
The epigram, "Hell is empty and all the devils are here," is from Act I, scene 2, of Shakespeare's "The Tempest." Ariel, the magic spirit who serves the sorcerer Prospero, is reporting to him what the king's son, Ferdinand, cried before abandoning ship and leaping into the ocean in terror from the storm - the tempest - that Prospero stirred up. See more
I suppose this is how Alice felt, falling down the rabbit hole.