During the winter vacation in the third year of the Lunar New Year, one day my parents suddenly announced in the form of a notice that a boy would move into our house in a few days and would live with us. When asked who he was, my father did not want to talk more. Zi Yin thought that it was just a matter of having an extra set of dishes and chopsticks, so let it go. But who would have thought that the gears of evil fate would begin to rotate.