"I am also medically trained," she said, "even though I ended up not walking the noble path of a white-coated angel. During school, I tested many medications. Formulas like this one that are harmless yet beneficial to the body are generally tested on us students. It's not as serious as you think; I wouldn't treat myself like a lab rat."
She was lying.
She had been a lab rat for the little one before, or she wouldn't have been so skilled at handling Duidui's illness. Given her character, she would never recklessly endanger Li Duidui. The treatment she used on the child must have been tested repeatedly on herself until she was sure it was safe.
