Eden Mercer, now a rising star in Nightfall's police department, faces her most challenging case yet. When a staff member is found dead at the secretive Cascade Residential Academy deep in the Oregon woods, Eden and her loyal K-9 partner, Shadow, are thrust into a dark world of troubled teens and sinister secrets.

As Eden investigates, she uncovers a web of abuse, manipulation, and corruption hidden behind the academy's façade of reform. The disappearance of a student, Zoe Bennett, raises the stakes, forcing Eden to confront her own painful past as she races to find the missing girl.

With each revelation, the danger mounts. Eden must navigate treacherous waters as she confronts the academy's intimidating director, uncooperative staff, and a maze of lies. The discovery of a potential serial killer in their midst turns the case on its head, leaving Eden to question whom she can trust.

As time runs out for Zoe, Eden must use all her skills and instincts to unravel the truth before another life is lost. But in doing so, she risks becoming entangled in a conspiracy that threatens to destroy everything she's worked for.

Will Eden's determination and Shadow's unwavering loyalty be enough to uncover the truth and save the missing student? Or will the dark secrets of Cascade Academy claim another victim?

Dive into "Deadly Lessons" and lose yourself in a pulse-pounding tale of suspense, courage, and the fight for justice in the face of unspeakable evil.