Judge Elena Kuznetsova was very happy for her sister: she managed to get her son Senka into a prestigious school! Of course, Natka had to fork out money, but she is sure that the investment is worth it - there are fifteen students in the class, all from decent wealthy families... But she did not take into account that her own family does not really fit into this elite circle: Natka is raising her son without a husband, she works from morning to night, and does not spend time in beauty salons, like the parents of other students. Problems began very quickly, which, as usual, Lena had to solve when she discovered on her desk a lawsuit against the school from her own sister...