Apolicesergeantkillsamanwhopullsagunonhimduringastakeout.Butthedeadsuspectisarespecteddoctorwithnocriminalrecordandtheman'
sguncannotbefound,andthesergeantischargedwithmanslaughter.Thesergeantworkstoclearhisnameanddeterminewherethegunwentandwhythedoctorwasthereatall.