The Matter of Being Resurrected via Gender Transformation and Doted Upon by the Hero Who Fell into Darkness and Became Yandere After I Died Protecting the Female Hero from the Final Boss's Attack

"Esperanza" possessed memories of a previous life and had a mission that had to be fulfilled. It was to prevent her childhood friend, the girl warrior "Tio," from being killed by the Demon King. To accomplish this, Esperanza ran about in all directions. And after much effort, Esperanza finally achieved a conclusion where she defeated the Demon King and Tio survived. ……But it came at the cost of Esperanza's own life. With no regrets, she tried to fall asleep—at that very moment—— Esperanza was resurrected by Tio's hand in the form of a young girl, receiving her third life. The Demon King was defeated, Tio returned alive, and Esperanza was resurrected and living. Where could there possibly be a happier ending than this? At that time, she simply believed that——