One day, Saturday October 5th, in a man's life.
A student is visited in his university lodgings by his critical parents.
In a radio studio, an old lecture is re-edited to suit new times and the literary supremacy.
A criminal in relapse is once again in prison. He wants to be reintegrated in society and build a future with his girlfriend. Bu first he wants revenge on the person who betrayed him - the rat rooster.