My Lover Is Not My Lover

This article is also called "I became a cannon fodder female supporting role after my lover was chosen by the world consciousness", but because it is too long, I will simplify it a bit... It can also be called "False Fairy Tale". My lover and I are the protagonists of the novel. We passed through the golden years of youth and entered the palace of marriage. The novel ended in a perfect way. I thought this happy life would continue forever, until one day a familiar narration sounded in my ears again, but this time it was about my wife and another person... (Small inspiration, be short story, I won't go into detail.) Purpose: Don't accept an unchangeable fate and strive for the life you want.