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.

Set 1,300 years after the events of How to Train Your Dragon, dragons are now just a legend to the modern world. When a geological anomaly opens an immense, miles-deep fissure in the Earth’s surface, scientists from all over the world gather at a new research facility to study the mysterious phenomenon. Soon a group of misfit kids, brought to the site by their parents, uncover the truth about dragons and where they’ve been hiding -- a secret they must keep to themselves to protect what they’ve discovered.

Julie lost her passion for music when she lost her mom. But when three ghostly guys appear and lift her spirits, they decide to start a band together!

They’re not righteous, they’re wrongteous! Hook up with Finn and Jake as they travel the Land of Ooo searching for adventure. But remember, adventure isn’t always easy. Sometimes you’ve got to battle fire gnomes that torture old ladies, save a smelly hot dog princess from the Ice King, and thaw out a bunch of frozen businessmen. What the cabbage?!