Zachary performed the acupuncture quickly. Lauren's chest was stabbed with countless silver needles in less than ten seconds. He applied a different technique this time, and the needles were not spinning, they were floating up and down instead. There was a subtle "dong" sound emanating from Lauren's body as the silver needles floated up and down. It sounded as if there was a drum inside her body. Lauren was no longer grimacing in pain ten minutes later. Her condition had stabilized. Seeing this, Zachary let out a long sigh of relief. He wiped the sweat on his head and muttered in a low voice, "It's hard for me to apply Drumley Spike with my current strength and ability. Fortunately, I succeeded, or it'd be dangerous." Drumley Spike was also one of the Miraculous Nine Spikes,