In the middle of the night, a night breeze slowly blew as frogs hidden within the pond grass croaked. Yi Yun was still awake. He leaned on the bed, immersed in moonlight. He tossed and turned while holding the mysterious Purple Crystal. It was all because of the Purple Crystal that resulted in him climbing out of the collapsed mountain body. This small crystal card was unquestionably a treasure. If he studied it, it could potentially be beneficial in some way.