The team searches for a serial killer who kidnaps and hangs his victims.
A mentally unbalanced woman poses as an officer and performs heroic acts; a witness demands a reward before he will identify a murderer.
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.
Detective Rita Ortiz gets word that her husband is having an affair; Sipowicz and Clark face a young murder suspect whose mother won't allow her to testify.
A massage parlor murder probe causes a clash between John Clark Sr. and Sipowicz and John Clark Jr.; "good samaritans" kill a man for robbing the elderly.