(Single heroine + "Sweet" + city in the early stage + villain in the later stage)
Meeting under the red moon, he met the woman who changed his life, but the world took her away again.
"Believe me, I will find you even if we are thousands of worlds apart." This is the man's promise to the girl.
After countless incidents, he understood that he was not just saving one person, but also the entire world.
Fifty thousand years is enough to change a lot. When he was above the throne, he understood his mission - the world was full of pain and it had to be restarted.
(The emotional scenes in the first ten chapters are a bit difficult to write, so you can skip them without affecting the plot)