Old friends meet again, and painful memories of the past come flooding back. They were obviously close friends who depended on each other for life and death, but they had to cut off their friendship because of the grudges of the previous generation.
Xu Zhi wrote a letter for a year begging for forgiveness. She thought it was her unusual feelings that kept the other person away, but in fact the letter was sent to the wrong place.
She accidentally awakens the demon.
Intention: You think I am your salvation, but in fact you are my medicine