After returning home from her most recent runaway trip, Myca isn’t quite the same. The brash rock n’ roll drummer’s strange behavior is most evident to her foster sister and bandmate, Devin. Following a horrorif episode at one of the sister’s concerts, Devin discovers the source behind Myca’s new demeanor: an insatiable thirst for human blood. As efforts to battle the affliction continue to fail, the sisters embark on a desperate mission across the American Midwest to save Myca and reverse the curse.