Fionna and Cake – with the help of the former Ice King, Simon Petrikov - embark on a multiverse-hopping adventure and journey of self-discovery. All the while a powerful new antagonist determined to track them down and erase them from existence, lurks in the shadows.
Oscar and Hedgehog are dropped off at a strange summer camp, full of fantastical things ranging from magical camp counselors to sticky notes that are portals to other dimensions.
