A mysterious craft invades Ooo and Finn believes it may hold the secrets to his past.
Genres: Animation , Comedy , Sci-Fi & Fantasy
Keywords: adopted-brother , bubblegum , candy , cartoon , comforting , dementia , dog , ice , introspective , magic , penguin , post-apocalyptic-future , princess , talking-animal , talking-dog , vampire , wizard , watch-series-online , absurd , sympathetic