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Chapter 540

  Looking at the resolute expression on his mother's face, Xifeng's heart directly tightened. He knew that his mother was very worried and anxious about the amnesia of his sister this time. Because there were two sudden amnesias in her life. Therefore, he hoped that his sister would not go on her way again.

  "Mom, it's dangerous to test the medicine. You'd better think about it." Xi Fenghan sat by her side and looked at her seriously.

  "You haven't told me that the medicine has been developed successfully. If you told me earlier, I would have tested it earlier." Mrs. Xi looked at him with reproach.

  Xi Feng sighed slightly and said, "It has been some time since the research and development succeeded, but the doctors don't dare to be 100% sure that they will succeed."