A woman in her thirties, working at the university chemistry department, hears voices which leads her to a mental breakdown. Along with her new partner she tries to solve the mystery.

A university chemistry teacher has a sudden mental breakdown. She hears voices and is receiving impulses from somewhere in space. The psychiatric clinic finds nothing abnormal about her. But then one scientist decides to make bioelectric tests of his own. In the end, he is convinced there are voices to be heard and he joins other people to listen to the strange impulses. He tries hard to unravel the mystery.—Polish Cinema Database <http://info.fuw.edu.pl/Filmy/>