In medieval Europe, an immortal hero seeks redemption by sacrificing their eternal life to stop a vengeful immortal from bringing chaos to the world, only to discover that the only way to end their immortality is to transfer it to their antagonist.
Protagonist: A wise and experienced immortal hero who has lived through centuries, seeking to use their knowledge and abilities for the betterment of humanity; Antagonist: A vengeful immortal who resents the protagonist for their long life and seeks to bring chaos and destruction to the world.
The protagonist, haunted by the guilt of past mistakes and the burden of immortality, embarks on a quest to find a way to end their eternal life, facing moral dilemmas and inner turmoil along the way.
In the climax, the protagonist confronts the antagonist in a fierce battle, ultimately sacrificing their immortality to save humanity from the chaos and destruction the antagonist seeks to bring. With their last breath, the protagonist finds peace and redemption, knowing that their long life was not in vain.
Twist: The protagonist discovers that the only way to end their immortality is to transfer it to the antagonist, forcing them to carry the burden of eternity and ultimately redeeming themselves in the process.