Hornsby & Halo (Hornsby & Halo #2)

Dark forces conspire to break the peace between Heaven and Hell! As Zach Halo and Rose Hornsby try to reconcile with the astonishing beings they became the previous night, they get caught in a cosmic conspiracy to destroy the tenuous truce made between the angels and demons. Thirteen-year-olds shouldn't be made to fight for something so existential...