Des:Our parents divorced when we were young, and our mother took us in, but she soon found a new man and left. For the next 12 years, I forgot about his dreams for the future and love, and devoted myself to raising his younger sister. Her junior high school, ● school, university, and working life, her sister, who she thought would be a child forever, became an adult and came to greet her with her boyfriend, her marriage registration in hand. How could her little sister, whom she had raised with so much care, become the property of a stranger with just a piece of paper? I will never allow her to get married, she belongs only to me...