Lucifer’s dad creates an alternate dimension in which Lucifer now lives in a world where he not only has never met Chloe, but is granted the freedom of choice.

Lisa becomes disheartened when she learns the shocking truth behind the “tween lit” industry and her beloved fantasy novel characters, but Homer decides to cash in on the craze and…

Maggie becomes possessed by an ancient demon, Lisa discovers a creepy/perfect version of her family in an alternate universe and Homer cannibalizes himself.

Sheldon’s comic book store experiences changes when writer Neil Gaiman puts Stuart’s store on the map. Also, friendships are threatened when Raj takes credit for Penny’s astronomical discovery.