C88 A white lie
She only told Fang Yizheng that because he had been poisoned by the snake earlier, the poison in his blood had yet to be completely cleansed. If his blood touched someone else's wound, that person would most likely die. To cure this poison, he would have to wait for three years before the poison in his blood would slowly dissipate.
As for the other things, Fang Ruxiu did not say anything more