A Forensic Instincts team must race to uncover the identity of a serial killer before his ever-tightening circle of death closes in on Casey Woods ---  the ultimate target. As the stalker methodically moves in on his prey, his actions make one thing clear: he knows everything about Casey. The killer's blood trail of death shows that each victim has a unique connection to Casey, who realizes that this psychopath won't stop until he makes sure she's dead.