Shen Chongxin's hand holding the syringe was slightly unnatural. From the corner of his eye, he glanced at the hospital room's camera, but his expression remained unchanged.
Walking to the bedside, Shen Chongxin began searching for the volunteer's vein. Only after he was ready did he reach for the syringe that had long been prepared on the tray.
The instant he bent over, he subtly turned his body, withdrew the hand holding the syringe, and a syringe filled with orange liquid slipped from his sleeve. The syringe in his hand was tossed into his sleeve instead.
The entire movement was smooth and seamless, completed in one motion, as though he had practiced it countless times. If a magician had seen what he did, they would certainly have been astonished—it was a common magician's switching trick.
The two syringes were identical. The people standing not far from the bed did not notice that the syringe had already been swapped.
Since no one had noticed, Shen Chongxin's expression relaxed slightly, and a faint smile appeared on his lips. After completing the injection, he placed the syringe back on the tray.
Shen Chongxin made no moves with the remaining two volunteers and administered their injections properly. Once he was done, he returned to the research team and waited with everyone else as if nothing had happened.
No one suspected anything. Their attention was all on the volunteers.
She Ge lay on the bed, carefully experiencing the changes in his body.
He did not know what changes the volunteers with him were undergoing, but he had no symptoms at all. There was no pain, no itchiness, no discomfort. He felt no different from usual.
At first, he had been somewhat nervous about the drug trial, but now that he felt no changes at all,