C212 Neutralization Plant

Her eldest uncle's cousin, Bai Xuanxuan, was three years older than Bai Xiaobei, while her cousin, Bai Ding Ding Ding, was one year older than Bai Xiaobei.

The Bai Xuanxuan siblings had been studying medicine ever since they were young because of their uncle. However, the work assigned to them was very ordinary