Season three of School Spirits plunges Maddie Nears and her friends into a deeper, darker mystery as the veil between worlds grows dangerously thin, delivering twists that challenge everything they thought they knew. After clawing her way back to life, Maddie struggles with terrifying visions and the weight of protecting both the living and the dead while Simon - trapped in the afterlife - becomes obsessed with the secrets buried in Split River High's scars. Why have so many people died at Split River High? What was Mr. Martin warning them about? As they search for answers, new dangers and dark secrets begin to surface.