American Productions Inc

This time the brave children from Parchis music band are facing a crazy professor who invented the invisibility formula.

Reporter Patsy Reynolds and photographer Eddie Porter are assigned to interview John Foster, head of the Emmerson Foundation regarding a listening device the organization is working on. Foster evades them and they to the lab to see Professor Reynolds, the real inventor. Soon, they are involved in several shootings, blueprints that change hands several times, a corpse in their car that appears and disappears a few times, the loss of their jobs and several people who either think they are killers or candidates for being killed.

A town is shocked when a high school girl commits suicide. A reporter and a cop team up to investigate and find out exactly what is going on among the youth of the town.

A female bail-bond broker and her partner help an accused embezzler prove his innocence. Having the body of the embezzler's late business partner pop up doesn't help matters.