One explosion takes place in the lab of the research institute of a chemical plant. Emil takes the blame. The director of the institute orders the work on the case to be suspended. After his jail sentence, Emil equips a lab in the dwelling he is renting. A little before the end of experiments there is another explosion. Emil is in the hospital. A friend announces him that the experiment was a success. Next to Emil is the girl he loves.
Todor Stoyanov
Director
Dimitar Velchev
Writer

Kolio Donchev
Emil Karov

Georgi Cherkelov
Drago Badzhdarov

Penka Tsitselkova
Yulia

Mariana Dimitrova
Ani
Alexander Pritup
Simeonov
Lyubomir Kiselichki
Evgeni Pashov

Gueorgui Stoyanov
The Landlord
Boris Lukanov
The Director
Asparuh Sariev