Yes, Gu Susu is the true biological daughter of the Ai family.,Her own brother was even worse, constantly insulting her as a country bumpkin and saying she was taking the place of their biological sibling. He treated his own sister like the most vile person on earth.,Gu Susu looked up and saw Ivy, with her bright eyes and white teeth, typical "oxygen girl" aura, holding a two-year-old boy, slowly walking down from the second floor.。