Well, my name is Jiujiu, and acquaintances call me Xiaojiu. I have a father and a mother. (This is not the point) The key is that I have a younger sister and a younger brother. Yes, you heard me right. They are not cousins, not cousins, but biological children, and they are both born in the 1990s. Okay, brothers and sisters, please put away your surprised and frightened eyes (Xiaojiu: I knew it would be like this...). My sister's name is Xiaowen and my brother's name is Qiqi. So, the story begins….