 The criminals succeed in stealing the jewels, then offer to ransom them back, using Jerry Blake (Operator 99) as the go-between.Blake foils their plot and also acts against different criminal engagements by Belmont such as trying to steal a car once owned by Belmont’s partner, a car into which valuable gold has been melted and whose location is known by a former lawyer who worked for Belmont.Blake's secretary Joyce Kingston gets involved in directly helping Blake thwart Belmont, at one point battling Rita Parker for control of a truck carrying stolen payroll money.