Private Investigator, Nick McCord, receives a call from a well known New York City antique dealer by the name of Neil Cox. He wants Nick to find his missing son. Nick discovers Neil's son, William, has been missing for five years. He explains the difficulties in finding someone who has been missing for so long. Neil insists he will pay whatever it costs to find his son. Nick discusses Neil's request with Monica, Nick's wife and partner. They decide to investigate the disappearance. They go to Neil's home on Long Island and find Neil has stacks of reports from several PIs that Neil had hired and fired. The deeper they get into the case, the more they wonder what is really going on. There are a lot of secrets in the Cox family. Nick and Monica begin to realize they need to uncover the secrets if they are to find William. As they slowly uncover the family secrets, they finally find out where William is and where he has been for the past five years. Secrets Can Get You Killed is the sixth in the series of Nick McCord Mysteries.