C76 Exorcism
He once said that if she wore this necklace, she would be able to drive out ghosts, and no ghost would be able to harm her. From his actions just now, the ghost that just left was not Yinan, but only pretending to be him.
Yinan definitely wouldn't have looked so pained by the sight of the necklace. In addition, when the two of them were walking outside