The murder of a psychologist leads to a case involving a computer company that sells information and their responsibility in shielding their clients' history in order to serve their needs.

The discovery of a body in Hells Kitchen who had been wearing a $40,000 diamond ring leads the detectives back to the World Trade Center attacks as the victim had been reported to have died when Tower One collapsed. The ensuing investigation leads to a fiancee and a lover and the determination that the events of 9/11 may have been good timing to hide the fact that she was murdered the night before.

A missing football player becomes the prime suspect in the murder of a woman whose body is discovered floating in the East River.

The murder of an admissions director of a private school leads the detectives to investigate a pair of angry parents whose children were denied admission, but then set their sights on the headmaster when they discover that the victim was about to go public with the denied admissions.

When a man is found murdered shortly after depositing almost $400,000 in his savings account, the investigation into the source of funds reveals that the victim ran an identity theft scam which left an elderly man homeless and impoverished.

When McCoy fails to win a murder conviction against an eccentric cross dressing millionaire for the death of his neighbor, he redoubles the effort to convict the man for murdering his second wife years earlier by demonstrating that he murdered a witness to the crime.