In one sentence:
Yun Mo said, He Zixuan, on the day your mother marries my father, you will be my brother, and you can only be my brother.
Literary version:
Any past mistakes or hateful things were written down one by one, and became a part of her life. They were indelible, indelible, and took root. I am afraid that they will have to wait until the day of death to write them off. One day in her life, she must bear all the mistakes and pain of the past.