When Emma Streat's megasuccessful CEO husband dies in a hit-and-run accident, she sets out to find his killer. The search plunges the dynamic ex-opera singer into an international high-tech world where a new laser invention may become a global threat. Using her talent for making unlikely connections, Emma becomes involved with an intriguing British peer who works undercover smoking out spies. Then two physicists are murdered and a key notebook stolen. Emma must keep her head while mourning her husband's death and sustaining threats on her life. Her search spirals into a terrifying development---and a surprising end.
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