It's reasonable to have more than 100 million vests in the world of science, right?

[Vest + No CP + Pure Gray Party + Doppelganger + Original Organization + Lots of Original Characters + A Little Sick Buff + Not Following the Original Plot] This book is also known as: -- A famous piano composer from Blue Star died young due to illness. He thought that this life would just pass by, but when he opened his eyes, he was bound to a system and came to... the world of science! ? Qianye Qianzhu took a breath, so... he choked, and then caused a cough. Qianye Qianzhu: ... System: [Dear host~ You don't want to die young due to illness in this life~] Qianye? Addicted to acting? Qianzhu: Huh? It's just emotions...