The red cell team tries to find a serial killer who is travelling across the country kidnapping and then hanging his victims.
Sipowicz works as a guard for an eccentric woman; Sipowicz believes a new detective is unqualified; purebred puppies are stolen from a pet store; a man accused of child molestation is found murdered.
A mentally unbalanced woman poses as an officer and performs heroic acts; a witness demands a reward before he will identify a murderer.
Ortiz gets word from a man that his wife and her husband are having an affair. The man has a copy of an e-mail that his wife and her husband may be rendezvousing later that afternoon.
A massage parlour murder probe causes a clash between John Clark Sr. and Sipowicz and John Clark Jr.; "good samaritans" kill a man for robbing the elderly.
