Twelve princesses with the Tsarevna (daughter of the Tsar) dance. All are in the power of the evil sourcerer Kashchei. Prince Ivan falls in love with the Tsarevna. He asks Kashchei whether he can marry her. Kashchei is angry and sends his monsters after the Prince. Kashchei is about to turn him to stone, when the Prince waves the feather. The Firebird appears, and comes to the Prince’s rescue. She casts a spell on the monsters. They fall asleep. The Firebird tells the Prince that Kashchei’s soul lies in an egg. The Prince smashes the egg. Kashchei loses his power, the monsters, and his palace. The Prince marries the Tsarevna.