The heroes of history live the most ordinary Moscow life. Viktor Shemyakin, the general director of the YachtStroy Technologies shipyard, has a beautiful wife and a six-year-old son, Nikitka. Katerina Shemyakina’s friend often visits their home and loves to babysit her godson. Telling each other secrets, the friends share pressing problems, one of which turns out to be Katya’s illness. A young girl with the Spanish nickname Catalonia finds herself hostage not only to her own diagnosis, but also to the mistake of her youth - her careless infatuation with another man. While she is trying to hide everything that could break her family life, Victor is involved in a conflict with his former colleague and employer - Kirill Levin. The former shipyard manager is trying in every possible way to remove his rival from his post and regain his lost position. Trying to get what he wants by any means, he is ready to use even a child. How will the tragic story of relationships in which even FSB officers find themselves involved end? Will faith and love be able to defeat selfish material desires?...