A possible summary is:
This is a transcript of an episode of Winx Club, a cartoon about a group of fairies who fight evil. In this episode, Stella, the princess of Solaria, returns to her home planet for her birthday party. However, she faces trouble from her stepsister Chimera and Countess Cassandra, who are working with the villain Valtor. Valtor steals the power of the sun of Solaria and transforms Stella into a monster. The other Winx fairies try to help Stella escape from the palace and restore her true form.
Here are the key facts extracted from the text:
1. The text is a transcript of a film voiced by the association of Russian dubbing in 2008.
2. The film is about a group of fairies called the Winx Club who have to save their friend Stella from an evil plot.
3. Stella is the princess of Solaria, a world where the sun is the source of life and magic.
4. Stella's father, King Radius, announces that he will marry Countess Cassandra, who is working with a powerful villain named Valtor.
5. Cassandra's daughter, Chimera, uses Valtor's magic to transform Stella into a monster and turn everyone against her.
6. The Winx Club escape from the palace with Stella and try to find a way to reverse the spell.
7. Valtor plans to conquer the universe by stealing the magic of different kingdoms, starting with Solaria's sun.