Mu Chen was fully focused and ignored Tong Lisha's astonishment; after all, the Immortal Spirit Needle Technique could not tolerate any distraction.
Fortunately for Mu Chen, Lisa's mother had early-stage cancer nearing the middle stage, where the cancer cells had not spread widely. With his methods, the formidable Immortal Spirit Four Needles, he could barely manage to treat her.
The Immortal Spirit Nine Needles, each needle more terrifying than the last. The first needle could eliminate all diseases, the second needle could stop bleeding and repair wounds, such as the previous time when he helped Xue Jinxuan remove a bullet and healed her wound. The third needle could sever and regenerate veins, and the fourth needle could resolve all evil.
