tening to Ou Yan's impromptu creation, Li Yusa only had one question in her mind: why could she perform so well without any preparationOver the years, Li Yusa has heard quite a few niche piano pieces....Several older brothers immediately stepped forward to help. Li Si received the gift from Zuo Xun first. Hearing the girl say thank you to him, he was about to introduce himself, but the next second, his hand was pulled away by his mother.wise, Grandpa will be angry. You know Grandpa's body hasn't fully recovered yet," Song Da Jiang said this, and even pretended to cough a few times.But who is Ou Yan, and wouldn't it be obvious that he...