At long last, Finn was granted the gift of maturity, but a gift received out of pain and labor. Now, dedicated completely to the needs of the many rather than his own doused heart, his heroic skills have been called upon to aid the land of flames. How far will he go to protect the Fire Kingdom, and will he be willing to give himself one last chance with its ruler?

Now 17, Finn the Human has become a mature hero of Ooo. However, repressed feelings for Flame Princess are desperately trying to tear him apart, and the fiery girl knows his pain. As an ancient evil rises to consume all existence, a final chance will present itself to Finn and his friends to not only stop the madness but finally unite a couple struggling for each other's love.

Finn Mertens lives for the sake of his family. He always tries his best to be a good boy and help his father bring some bread home. However, his life won't be as easy as it seems. A series of events could lead him to become either his town's greatest hero or villain. It all starts with a ruthless gang, a messy red-haired girl and a mule. -–Updated Chapters & Mini Side-Stories–-