Olexander Levanchuk is a former naval officer who lost his military career over a false accusation. To clear his name, Levanchuk becomes a professor at a civilian maritime academy. A colleague who allegedly defamed Levanchuk works there too. Unexpectedly, Levanchuk finds out that twenty years ago he became a father, and his child he did not know about is studying at the Academy. Levanchuk has to simultaneously look for evidencethat he has been framed and try to find out which of the cadets is his lost child. Step by step – not immediately – the group of completely different and unfriendly cadets, each with their own dramas, finds a common ground with the professor. Yulia, the Academy staff psychologist, helps Olexander with this... Levanchuk manages to clear his name, expose his treacherous former friend, and find both his child and new love. But when the time comes for him to return to the navy, will he be ready to leave the ones who have become his real family?