High school can feel like an eternity. For some students at Split River High... It literally is. Maddie, A 16-year-old girl is newly deceased and finds herself trapped in afterlife limbo at her high school, where she discovers she's stuck with those who've also died in the school over the past 100 years. For some reason, she's the only one who can still communicate with the living and uses her newfound abilities to help investigate her own murder.