A string of murders occurs with the same killer signature. One of the victims supposedly called Mark, but it is after she was known to be dead. The case becomes personal when the killer starts calling Mark.
Mark gets involved in the string of murders when the killer starts calling Mark. It gets more personal when the killer attacks Amanda. She manages to escape. Mark and Steve get closer to finding the killer.
A surgeon kills a man on the operating table for insurance money. Foul play is expected as the identity of the man becomes questionable. Mark reluctantly helps Steve with the investigation since the surgeon is a good friend of his.
Sloan helps a lawyer probe a drive-by shooting at a high school which left a popular teacher dead. But her stubborn insistence that a Korean teen is responsible makes finding the real killer a challenge.
The head pediatric nurse turns out to be an ex-prostitute whose former madam is murdered after declaring her intentions to publish a tell-all book. The suspect nurse is defended by the lawyer and murderer Darren Worthy (David Dukes).
A psychiatrist hypnotizes his female patients in order to rape them without their knowledge. His wife finds out what he's doing; he then uses hypnosis to frame a patient for his wife's murder and gaslight her into believing she did it.
A gang member does not want his sister to date Shane and a fight breaks out. Shane and his brother Terry are friends with Mark. When the gang member is found dead, Terry and Shane turn to Mark to prove their innocence.
A washed up comedian stumbles in his attempts to murder his more successful partner, whose wife ends up dead in the pool. But evidence soon suggests he might not be responsible.
