In a world where the legendary Brave Hero Elline's treasure, the 'Encore,' holds the key to the end and rebirth of the world, nations and factions scramble to locate it. Ren, a boy resembling Elline but lacking sword skills, is mocked as a 'Fake Brave Hero.' When the Dragon-Princess Krische mistakes him for Elline, she discovers his hidden potential and invites him on a quest for the Encore. Joined by the Archangel Phia and Demon-Lord Elise, who once saved the world, Ren embarks on a thrilling journey filled with heroism and unexpected encounters. The line blurs between the fake and the legendary as Ren steps into a destiny entwined with the past.