Christie hunts down the heroin kingpin, Enzo Cortino by befriending his girlfriend Helena Varga. The search begins for the ledger - the stolen little black book with all the drug dealing details. This was the movie that then morphed into a TV series. This movie is based on the novel "The Ledger" by Dorothy Uhnak.
Christie goes undercover as the girlfriend of a thief. Christie puts the bracelets on a gang of jewel thieves. Trouble arises when one member of the gang recalls her from a previous robbery when Christie was in uniform.
Christie is framed to keep her from testifying against a top mobster. Christie comes under fire when accused of accepting a bribe.
Christie poses as a heroin dealer in an attempt to get the city's biggest gangster, the wealthy head of a vast narcotics empire.
While investigating the fatal stabbing of a skid row wino in a pawnshop Christie turns up evidence linking the murder with the partner she's been assigned.
Christie interrupts work to help a mother who's convinced her son may commit murder, but she is persuaded he won't and then the murder occurs.
Christie and her partner are loaned to a small desert resort to help control crowds during a $250,000 tennis tournament which is hit by murder and theft of the prize money.