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.

Margelatu, the feared criminal helps the Romanian resistance to fight the dictatorial authorities.

First part of a series of five famous children novels. Adventures of a group of kids in a trip to explore a cave, where they have some surprises.