Bored without friends, seven-year-old Olezhka wrote a letter to the newspaper asking them to send him tin soldiers. And then seven real soldiers appeared in the village. However, they were called quite fabulously: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.

After serving in the army, working at BAM and earning himself the authority and fame of a pioneer, the hero took a leave of absence and came home to his friends and beloved. But at home he could not find anything to do and, without waiting for the end of his vacation, he left again for BAM...

The international terrorist organization Al-Qaeda is hunting for the latest developments by Russian nuclear scientists. The terrorists plan to obtain blueprints for a nuclear mini-bomb, unlike anything else in the world. To achieve this, a certain Mahmoud is sent to Moscow. He intends to enlist the help of his longtime agent Mikhail, who has ties to the Nuclear Research Center.