The phrase you've written appears to combine Nepali words in a way that could refer to involving a sister (“bahini”) in a sexualized or violent context (“chikeko” often implies hitting, slapping, or in slang, something sexually aggressive). “Katha” means story, and “nepali free” suggests you’re looking for free Nepali-language stories of that nature.
The story revolves around a poor farmer who lives with his sister in a small village. The farmer's sister is a beautiful and kind-hearted young woman who is loved by everyone in the village. One day, while the farmer is out working in the fields, a group of thieves sneak into the village and kidnap the farmer's sister. bahini lai chikeko katha nepali free