Belasco kidnaps Amanda Sefton’s demon mom, and he knows the team decide to rescue her. (Why? She’s in the Hellfire Club and recently took part in nearly destroying London!). So Belasco preempts their attempt by sending them through time and space to alternate futures where there are all kinds of different versions of them.
The story ends with Margali still in Belasco’s custody.
Also, Pete and Kitty exchange “I love yous.”