Relativity - Justice Keepers Saga, #4

A piece of ancient Overseer technology has been found. Anna Lenai must travel to a small town in Tennessee to recover the device before it gets to the wrong hands. Meanwhile, Jack heads to Leyria to contact a professor who has studied the Overseers, hoping to keep the man alive long enough to get some answers. What they're unaware of is that Wesley Pennfield has returned to Earth, seeking revenge on the people who took everything from him.