Marceline the Vampire Queen wishes to be an undead, red-sucker no more, but can Princess Bubblegum concoct a cure? At the same time, five of Marceline’s most fearsome foes return from her past. What might her most powerful nemesis, the Vampire King, have in store? Finn, Jake, Princess Bubblegum and their friends join the Vampire Queen’s fight against her immortal enemies. But for Marceline, the stakes have never been higher throughout these eight special episodes of Adventure Time!