After a fictitious marriage with a Russian emigrant, Cellisten Louka, a Czech man, must suddenly take responsibility for her son. However, it’s not long before the communication barrier is broken between the two new family members.

For student Masha Matushkina, everything in life could be fine, if not for one big problem: her father who raised her alone is in command of the military registration and enlistment office. Because of this, not a single guy near Masha lingers for a long time - one after another they leave to undergo military service by conscription to the farthest corners of Russia. And although Masha sincerely loves her stubborn dad, the final clash of characters is inevitable. And so it turns out that this epic battle will happen on the day of the anniversary of the respected military commissar ...