C490 Something Happened to Gu Yue Huan

He thought of his own business and took out a pack of medicine that his classmate had given him. He had kept this packet of medicine powder for a long time, and now it could be put to use. She planned to secretly use it on Gu Yuehuan, but she absolutely could not let her discover that it was him.

After all, if he was discovered, he would also die. He could not complete it alone