Guardian of the Mortal Realm

Fifteen college students from four different cities—all found dead in a sealed library on an isolated island in the Songhua River. No signs of forced entry. No witnesses. No explanation. The only connection between the victims? They were all students. As investigators race to uncover how these fifteen people were transported to this impossible crime scene, a chilling question emerges: who—or what—has the power to orchestrate such a supernatural feat? A gripping locked-room mystery where campus murders collide with the inexplicable.