listening 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 pie...ld finish speaking, he received a warning glare from Si Yechen." Aoki was trying hard to hold back his laughter as he hurriedly moved away and said, "Miss Ou Yan, there's something else I need to tell...