Two researchers in a green alternative energy project forced on the run when they are framed for murder and treason.

An old pickpocket named "Cardinal", during the days of the International Festival of Youth and Students, decides to gather old “personnels” to prepare small and large thefts from the festival participants. During the "conference" it turns out that a complete "personnel crisis" has come. The ensuing meeting with the former bootlegger — Senka-Moroz, who broke with his past and found happiness in his family and honest work, leads the Cardinal to confusion and mental confusion. A conversation with Professor Muromtsev, a terminally ill person who nevertheless cares about the fate of others, shock the "Cardinal" and he takes the first but decisive step towards a new life, breaking with the criminal world.

An elderly heiress is killed by her husband who wants control of her fortunes. What ensues is an all-out murder spree as relatives and friends attempt to reduce the inheritance playing field, complicated by some teenagers who decide to camp out in a dilapidated building on the estate.