A popular Russian actor with a scandalous reputation, Dmitry Petrovsky, is suing his ex—wife, a middle-class actress Marina Khrumkina. For several weeks he will have to defend his honor and dignity before the court.
Ambitious scientist Maksim Minaev is on the verge of discovery, thanks to which he can receive the Nobel Prize. In pursuit of fame, Maxim conducts a risky experiment on himself and shrinks to the size of an ordinary test tube. The young scientist desperately needs help, but his girlfriend abandoned him, his best friend betrayed him, and he has no one else to count on... Suddenly, the hero volunteers to help a 12-year-old boy chained to a wheelchair.