Two closely related episodes. Youths make problems for two local orchestras about to compete nationally, and in a talent competition a young girl gets stage fright, while another lies to her boss to compete.

This comedy is about one average family. The father works as master in the factory and his son is studying on high school. One day father must start to visit the evening school. It's the same school as his son visiting. The lives both students are connecting together. The son must teach the math and physics his own father. The father getting to know, that the life of the students is not simple as he supposed.