An investigation is launched following an accident at a chemical plant. During the investigation, Andrei, a young engineer at the plant, proves his moral qualities.

At the end of the 16th century, Wallachia's ruler Michael the Brave dreams of uniting the kingdoms of Wallachia,Transylvania and Moldavia into a single country known as The United Principalities.

A metaphor film, in which a group a pupils are going out on a trip. There are various happenings in which adults are interpreting in different ways and give different meanings to everything.

The autopsy of a deceased girl finds that the victim had died long before the accident. Taking over the case, "Grandpa" and his assistant, Panaitescu, discover that the perpetrator of the false accident is being blackmailed.