Definitely not true. Rikki Tikki Tavi is a work of fiction. It was crafted to bring adventure and imagination to the readers, not based on real events or people.
As far as I know, without more information about this 'rikki swift love story', it's hard to say if it's a famous one. There are so many love stories out there, and if this is a very personal or local story, it might not be widely known.
In 'Rikki Tikki Tavi', Rikki Tikki has to face and defeat two snakes to keep the human family safe. There's a lot of tension and excitement as he shows his courage and skills.
The main conflict in 'Rikki Tikki Tavi' is between the mongoose Rikki Tikki and the snakes Nag and Nagaina, who threaten the safety of the human family and Rikki's new home.
The story is set in a lush and tropical garden in India. It provides a backdrop filled with various plants and animals, creating an enchanting and adventurous environment for Rikki Tikki Tavi's escapades.
Rikki Tikki Tavi is fiction because it's a made-up story that doesn't represent real events or people. It's created from the imagination of the author.