C113 You'll Never be Able to Cure It

Yu Feng walked out of the classroom and called Yun Hanlv. He said, "Hello, Green, what's the matter?"

Yun Hanlv's anxious voice came from the other side, "Yu Feng, you... Hurry up and come. My sister can't take it anymore. She's starting to vomit blood today..."

Only then did Yu Feng remember that Yun Hanlv had told him that her sister had leukemia