Yes, Gu Susu is the true biological daughter of the Ai family.,As for Avery, well, that 18-year-old sister of hers, she kept up excellent academic performance in university, satisfied her vanity as a young lady, and strived to remain important in the Ai family’s eyes...,Gu Susu glared at Ai Yivi, wishing she could fight to the death, "If it wasn't for satisfying your vanity, I would be different now..."。