When a series of strange illnesses and murders devastate her small town, Jessica Nelson insists Lexi can help. According to Jessica, everyone is born with an inner energy called Essence. Amethysts, can control Essence and heal people. Jessica claims to be an Amethyst and asks Lexi to join her and friends as they track the murderers....but all are not being honest about their intentions. Ultimately, Lexi must decide if life, not death, equals salvation.