C78 I'm here to save you

"Erm, brother, are you mistaken? I only have this one senior sister, and I don't have any other sisters, so brother, you should just say your name. You can't be my brother-in-law!"

Wang Lingxin said very seriously. He thought back and forth, she didn't have any other older sisters, only this senior sister, and this senior sister had already said that she didn't know the person in front of her