An investigation of murders at a clothing store leads to the arrest of a schizophrenic lawyer who becomes a vicious opponent when he decides to defend himself.
Curtis looks into an internal investigation and turns up evidence of police corruption that puts the DA's office into competition with an ambitious judge.
The murder of a janitor in a university laboratory building leads back to a student employee whose participation in a drug study may have prompted the crime.
Briscoe and Curtis try to pin down the schedule of a murder suspect; McCoy and Ross fly to Los Angeles to defend their actions against a defense counsel.
A young man who claims to have helped a murdered victim change a flat tire starts as the detectives' primary suspect but soon becomes a primary witness.
After witnessing a murder ordered by her boyfriend, a Reno lounge singer targeted by the mob hides out in a convent, where she becomes the choir director.
A former Vegas lounge singer is called on to help prevent an unscrupulous priest from closing down the inner-city Catholic school where she teaches choir.