Left for Dead, I Awakened the 100x Cashback System!

Ethan spent twenty years devoting himself completely to the people around him, only to be abandoned to die in a hospital by those he trusted most. His cruel partner and the family who benefited from his sacrifices have left him with nothing. Just as he seems beyond saving, a mysterious cashback system awakens inside him, offering a chance to rebuild his life from the ground up and reclaim what was taken.