It would seem that what could be calmer and more carefree than the life of a pediatrician in a private clinic? Respectable homes, caring nannies, excited mothers, well-groomed children who, God knows, caught a cold or flu in an elite kindergarten... But one day, not the most beautiful day, everything changes, and the life of Doctor Maria begins to “burst at the seams.” First, a huge piece of brickwork falls from the roof of the building, miraculously not hitting it. Soon, a psychiatrist friend who is hopelessly in love with her declares that he wants... to kill her. Then - an accident on a deserted road... Frightened by these strange events, Maria decides to start an investigation. And she doesn’t even imagine what discoveries await her...