Makepeace poses as reporter Debby Smith to get close to hoodlum 'Marocco' Jack and ends up saving his life from a rival gang. Dempsey joins Marocco's gang by posing as an American driver called Andy Sallapuccio, whom they need to pull off two simultaneous jewel heists. Meanwhile Spikings is facing complaints from upstairs that might lead to SI 10 being shut down.

A police informant suffers a near-fatal beating and due to this Dempsey and Makepeace go on the trail of a vicious gang leader.

While investigating a death of a boxers, Dempsey and Makepeace discover a counterfeit money laundering scheme.

Dempsey and Makepeace are targeted into a deadly trap which involves both jewels and bank robbers who set the trap, to even the sides Dempsey get help from a boxer who Dempsey sent to jail to help him out.