This is a bit above the standard for stories featuring the detective (Morgan Conway), who’s on the hunt for “Cueball” (Dick Wessel), a brutal criminal responsible for one killing – apparently using a heavy shoelace – in his quest to get hold of some diamonds. His girlfriend, "Tess" (Anne Jeffreys), gets involved as an intermediary, attempting to draw the selfish criminal toward them. The plot doesn’t really build any…