To stop her sadistic grandfather, Saul, and his band of time travelers from rewriting history, Kate must race to retrieve the CHRONOS keys before they fall into the Cyrists' hands. If she jumps back in time and pulls the wrong key—o...

2013 Winner — Amazon Breakthrough Novel Award — Grand Prize and Young Adult Fiction WinnerWhen Kate Pierce-Keller's grandmother gives her a strange blue medallion and speaks of time travel, sixteen-year-old Kate assumes the old wo...

The Cyrists are swiftly moving into position to begin the Culling, and Kate's options are dwindling. With each jump to the past or the future, Kate may trigger a new timeline shift. Worse, the loyalties of those around her—including...