Princess Fiona's brother Marshal was kidnapped by an evil sorcerer. Our girl was not taken aback and set off in pursuit of the kidnapper. The sorcerer, in order to detain Fiona, sent an army of monsters to meet her. In the game Fionna Fights you will help the girl fight with them and win. Before you on the screen you will see your heroine flying on a bat. Monsters who want to detain her will move towards her. The princess, under your leadership, will jump from her flying vehicle and begin to quickly strike with her trusty sword at the enemy. Each enemy defeated by her will bring you points. By typing a certain number of them, you can purchase a new weapon for Fiona with the help of which she will more effectively destroy the enemy