The story of the growing up of Lyosha, who turned 18 years old. Life asks him more and more difficult questions about love, family, duty and his path than it did at 14. And he, just as then, must answer them himself.

What's wrong with me? Why did Mom leave me? Why don't we know each other? And these are not all the questions that seventeen-year-old Dasha is now asking herself and the world. However, they all invariably come down to the figure of the mother. In search of answers, Dasha escapes from the suffocating care of her father and finds herself next to her mother who has forgotten how to love.

Young female fighter pilots arrive to the frontline. They have different stories and different fates. They are getting older, falling in love and lose their closest ones as well as take their place in the world of men. The air has become their home. However, at war no one knows whose fate is to live and who is doomed to die.