This is a story from one of the notorious books of the Far East, "One Thousand and One Nights", which the students looked at from a slightly different angle.

The plot tells about the Copper City, in which Gimatu and his 40 robbers are fishing. The teacher of numeracy Kasim and his brother, the merchant Ali Baba fall into a cave with gold, where the villains are hiding. The criminals kill Kasim, but the merchant is released, ordering him to keep quiet about what he saw. Robberies and riots in the city force the Sultan to start a fierce war with the Himatu gang. In the end, Ali Baba dies at the hands of Jan, one of the leaders of the robbers, only the merchant's son Aladdin remains alive.