One Christmas, commander of the special unit “Sigma,” Gray Pierce, returned home—and with horror realized that while he was gone, uninvited guests had come calling. And that Seyhan, Gray’s love of his life, pregnant with his child, had been kidnapped. His best friend Kat lay dead on the blood-soaked floor. Doctors at the “Sigma” base established that the woman was in a coma, but her brain was still working. It was from it, using the highest technologies, that a thread leading to the attackers was extracted. But no one expected that this thread would lead “Sigma” extremely, extremely far—back to the times of the Holy Inquisition and the hunt for witches…