But in between her debut story and The Great Time Travel Adventure, the kingdom alongside the Candy Kingdom was destroyed and she wondered around the Multi-Universe trying to find a place to reside. Then sometime during the Summer Spinoff she re-meets her love interest Finn with his pals and she join forces with them to defeat Vilgax. As of Earth and Water she is now the Flame Queen having overthrown her father as revenge on him for abandoning her as a baby wandering in the wilderness to die, because he was afraid she would usurp him.
The Great Summer Season Trek
We start when we first see flame princess she is not in the B team yet but she is still searching for a place to reside. While she did she found a mysterious forest and decided to explore. then after the mysterious forest adventure she went back to finding a place to reside. She runs into Blue and scares them off with her anger then she gets mind raped by Discord to kill Finn. She find him eventually in Fire Grottoand and plans to kill him but she is thwarted by The B Team. After House works on Flame Princess, She joins the team and apologizes to Finn about the killing him thing. Then after a while she helps Pericles, Snake and Stan stop Krell and Pigma's draining energy plan. Flame Princess next assists Spike and Ice King against Count Veger who mutated Bubblegum into a devil monster.
Where she went after then the adventure is unknown.
The Multi-Universal War of Destiny
Flame Princess is going to return and help Finn, Bender and the B Team against Discord and the Dystopia League. Like Brick and Butch, she wants revenge on him for trying to fuck with her head. She helps Phineas, Isabella and Wizardmon stop Trevalyn and his schemes to cheat. Flame Princess is among the seven kidnapped by MOM when they return to the grotto. Flame Princess is separated from the others but she gets back to them while helping her friends keep warm as she is literally made of fire.
She and Finn were for a time a couple but Finn blew it when he had her and The Ice King fight. After she took over the Flame Kingdom, she decided to just stay friends with Finn...as long as he's honest.
Allies and enemies
Friends: Finn, Jake, Bender, Skipper, Marceline, Jorgen Von Strangle, Ice King, Heloise, Django of the Dead, King Julian, Twilight Sparkle, Spike, Sagat, Frida Suarez, Shining Armor, Stan Smith, Sari Sumdac, Princess Bubblegum, Dr. House, Blue, Solid Snake, the Chief, Meowth, Mandark, Luigi, the Shadowness, Princess Morbucks, Brick, Butch, Q, Phineas, Ferb, Isabella, Harley Quinn, Professor Pericles, Captain Picard, Worf, Riker, Falco Lombardi, Ahsoka Tano, Sandy Cheeks, Kitty Katswell, Profion, Lucario, Big Boss, Pinkie Pie, Rainbow Dash, Rarity, Applejack, Fluttershy, Princess Candance, Aang, Katara, Zuko, Asami Sato, Hiccup, Astrid, Master Chief, Cortana, Spyro, Cynder, Sparx, Danny Phantom, Dipper Pines, Mabel Pines, El Tigre, House, Gru, Hellboy, Jack Sparrow, Jake Miller, Jill Valentine, Mushu, Betty, Noah, X5, Sparkly, Obi-Wan, Protoman, Sherry Birkin, Solidus, Tak, Megaman, Roll, the Arbiter, Wizardmon, Fox Xanatos,, Balthazar Blake, Starfire, Axel, Phantom R, Angry Video Game Nerd, Alie, Axl, Giro, Jack Frost
Enemies: The alliance led by Vilgax especially Discord, the Dystopia League, Sigma, Sigma Organization, Flame King