All is not well at the Wellness Center, an exclusive psychiatric clinic on Florida's mostly placid Tango Key. An orderly and a staff psychiatrist have been brutally murdered — and the female mental patient believed to be responsible has escaped. The missing woman claims she was once kidnapped by a UFO, and when homicide detective Aline Scott takes up the chase, she quickly discovers that she is not alone. The flying saucer story might not fly, but the suspect's link to a hard-core UFO encounter group and its charismatic leader is for real. So is the mysterious device implanted in the dead psychiatrist's head. Aline knows there's a connection — and so does whoever is stalking her. Soon her search leads her into places she was never meant to know about — and into a close encounter she may not live to tell about....