Rita's former classmates are dying one by one, and the girl is very afraid that she will be the next. The Ivanovs find out that a curse is hanging over the guys, of which they themselves are guilty. Clairvoyants will have to find out all the terrible secrets of the cursed school and its former students. Meanwhile, the Ivanov family itself is facing school problems. Katya can't cope with geometry and decides to summon the spirit of Pythagoras to solve the control for her. But Pythagoras is not as simple as it seems to a cunning student from the twenty-first century...

Vika turns to the Ivanovs for help: her younger sister Polina has fallen in love with a cruel and aggressive major. The Ivanovs find out that the couple is connected by magic: the guy was enchanted to Polina, and Polina to him. To save Polina, we need to find out who did it. Meanwhile, the Ivanov family also has problems on the love front: Katya fell head over heels in love with a classmate and decided to enchant him! For this, Katya even went to the trick and stole an important ingredient from her grandmother. Soon Katya herself will have to see how dangerous love spells are...