Uber-geek Tucker and his beautiful wife, Carol, developed security software together for MantaSoft until the day he was fired and she was murdered. Now, six months later, another software engineer is dead, bringing new clues to light in Carol's cold case. Haunted by the memory of his wife, Tucker is determined to track down the truth behind the killings. He pulls strings to get hired back into MantaSoft, but office politics turn deadly as Tucker...

When computer hacker Tucker is told that a dead man is lying outside his Boston home, he's shocked to discover that the body looks just like his father . . . who died fifteen years ago. Tucker soon learns the terrible truth: the dead man is a half-brother he never knew he had. Determined to find answers, Tucker tracks down his father's second family. But Tucker's first impressions of his long-lost relatives are spoiled when dark family secrets begin...