Residents of the city of Kirovsk have not been surprised by the beauty of the northern lights for a long time. Once, thanks to him, a simple girl Zoya receives a fantastic gift - a magical power that can change the fate of people.

Student Artem falls in love with a young beauty from the Black Sea. Having lost his head, he drops everything and goes for his beloved to the Russian South, about which he knows nothing. At sea it turns out that the beautiful Ksyusha is already being looked after by two serious local competitors - a handsome sailor and a daring policeman. It seems that the naive student simply has no chance. Even the help of his new friends seems to only get in the way. But our hero is not going to give up: it means war!

Since childhood, Svetka Artyukhova was teased for being overweight, and she chose the best way to take revenge - she became a cop. Now no one dares to laugh at her. And the opera Artyukhova herself jokes only to scare the detainees. But on the instructions of her superiors, Svetka will have to go on a stand-up tour under the guise of an administrator in order to reveal the drug sales scheme. A person who never smiles will have to be the errand for those who make jokes. The case is under special control, there is little time, and anyone can be a criminal. Sveta gets down to business with her usual simplicity, assertiveness and without any jokes.

Social worker Rita spends her working days in the apartments of lonely elderly people. She refuses no one, helping everyone in need. Rita's life will begin to fall apart as soon as her son finds himself in a situation that leads to his death. And the woman's life will turn into hell.

Nunya life is a complete kick. Her only love ex-boyfriend Lev is now dating another girl. In the company of the best friends, wine and shawarma, Nunya is desperately trying to realize who is to blame for the fact that her plan has failed. And most importantly - what to do when you want to drop everything and just be happy.

The action takes place during the Great Patriotic War. The protagonist, a Siberian hunter Gavriil Sobinov, volunteers for the front after learning that his son Semyon, a young lieutenant, is missing. Gavriil wants to fights the enemy and find his son, but instead of the front lines, he finds himself in a supply platoon. He proves himself a hero in his very first combat and, after training at the sniper school, gets to the front lines. Gavriil is made commander of the sniper group. He continues the search for his son. The story of a German sniper Werner develops in parallel. He also ends up at the front with his son Dietrich fighting alongside him. A clash between the sniper fathers, whom fate is inexorably bringing together, is inevitable...