Alena had everything for happiness - her beloved husband, charming daughters. And suddenly Alexey announced: he was leaving for someone else! After this, Alena’s life lost its meaning; even her husband’s colleague Kirill, who was ready to do anything for her, could not brighten up her loneliness. It was Kirill who became Alena’s faithful knight when she found herself drawn into a mysterious and dangerous story. Her husband’s mistress called her and said in a panic that Alexey had disappeared!.. Alena guessed what was the matter. Having barely met Alexei, they pulled off a risky adventure - they retrieved a treasure of gold coins from the bottom of the Black Sea. Of course, they were not the only ones looking for treasure, but then they managed to get away with it. And now this old story seems to have been continued...