Diamonds may be a girl's best friend, but for customers of Cooper's Fine Jewelry, diamonds can be murder Detective David Graham is facing two of the toughest cases of his career. People whose only connection is that they shopped at the same jewelry store are turning up dead, while an unknown killer has begun hunting friends from David's past. David begins to suspect a connection between the two cases. Can he find the connection and stop the killer before he becomes the hunter's latest trophy?