This Is Your Niece! Not Your Wife!

[This book has a single female protagonist + slight campus + daily life +...] Xu Ze, who was cheating on his brother, was suddenly entrusted by his brother to take care of his niece, who had no blood relationship with him. No, let me take care of my niece who is not related to me by blood? ! It's very troublesome, I don't want to! But... Under the threat of his brother, he had to take care of his niece who was six years younger than him. Start. "Ahhhh... I'm a great aunt, please spare me, I just want to show off!!!" Later. "My aunt, what else do you want? Just tell me you are your boyfriend and I will definitely help you!" Su Qingxue thought for a while and took out the household registration book she stole from her father's room. "Can we do it if we go get a certificate?" The ending was very happy, but at the wedding of the two... Su Qingxue's biological father - Su Xu looked at her daughter's husband's biological brother, her own child, and her siblings - Xu Ze was very angry. "I regard you as my brother, and you let your brother pick up my daughter?!"