Armed with the power to control flame, Recca Hanabishi finds himself in an awkward situation when a mysterious older woman pops into his life one day. Is she good? Is she evil? What exactly does she want with the young ninja firecracker? Becoming a ninja is just a childhood dream for16-year-old Recca, until a fateful encounter reveals he has inherited ninja powers, including the ability to wield fire! As Recca learns to master the ancient ways of his ancestors, he is drawn to protect a mysterious girl named Yanagi...
As Recca prepares for battle with Resshin, the rest of his team goes solo: Kaoru is back to school, and Domon takes a real job at the family flower shop. A surprise gift moves Fuko even closer to her final challenge, and Neon embarks on a quest for Jissho's lost sword. But behind the calm, danger looms. Koran is making alliances with more of Recca's enemies, and when Recca finally faces Resshin, a secret identity will be revealed that will change everything forever!