The story begins with Ananya arriving at the Brave realm to become a fairy. She is given a tour by Dooba Dooba and Birba, and expresses her desire to see the "Dangerous Prison" where evil beings are punished. Meanwhile, Baalveer is worried about his mother, who is wearing a mysterious red thread. Tress Fairy reveals that Bambaal, the enemy from Shinkai, has been hidden in a safe place to prevent him from escaping or spreading evil.
However, it is later revealed that an imposter has entered the Brave realm, disguised as Ananya. The imposter is revealed to be an evil power from Shinkai, who has come to the Veer realm. Baal Fairy is attacked by the imposter, and Baalveer is told to go and catch the evil power. Despite his concerns for his mother's safety, Baalveer is persuaded to go and help Vivaan, who is trapped in a lamp.
The story also involves Chintu and Chinti, who initially plan to steal crackers and cause mischief, but eventually realize the importance of celebrating Diwali with light and happiness, and not polluting the environment.
Here are the key facts extracted from the text:
1. Ananya is visiting the Brave Realm for the first time on Diwali.
2. Dooba Dooba is giving Ananya a tour of Fairy Land.
3. Ananya wants to become a fairy to fight against evil.
4. The dangerous prison in Fairy Land is empty, and the prisoner has escaped.
5. Tress Fairy is hiding the prisoner in a safe place.
6. Baalveer is worried about his mother, who is wearing a red thread.
7. The red thread is an auspicious thread from a temple on earth.
8. Chintu and Chinti are trying to snatch crackers from kids.
9. Chintu and Chinti have a change of heart and decide not to burst crackers, realizing it's harmful to the environment.
10. Ananya is trying to communicate with Vivaan through telepathy.
11. Vivaan hears Ananya's voice in his head and finds her trapped in a lamp.
12. Ray has a solution to find Bambaal Shri using a broken tooth from Mr. B's arrow.
13. The magical waves from the tooth detect Mr. B's presence in Tress Fairy's necklace.
14. An imposter is pretending to be Ananya in the Brave Realm.
15. The imposter is revealed to be an evil power from Shinkai.
16. Baalveer is tasked with catching the evil power and destroying her to save the Veer realm and the earth.