No, it is completely inappropriate. Such topics are not suitable for a young child like your little sister. It may involve inappropriate or adult - related content that can be harmful to her mental and emotional development.
Rather than delving into such improper content, we can promote understanding and acceptance of gay relationships in a respectful and family - friendly way.
You can teach her fairy tales like Cinderella. It's a classic story that teaches about kindness and perseverance. The beautiful images of the princess, the magic and the happy ending are all things that little girls love.
Let's say 'anal sister stories' could be about sisters supporting each other. There was a time when one sister was having trouble at school with a bully. The other sister stood up for her, talked to the teachers, and they worked together to overcome the situation. This kind of story shows the strong bond between sisters and how they can be there for each other in difficult times.
There cannot be a positive interpretation. Siblings should have healthy, respectful relationships based on love, support and shared positive experiences, not something as vulgar as this title implies.
I'm not sure what this specific 'brother sister piss game story' is as it sounds rather inappropriate and not a common or positive topic. There could be some made - up or very niche fictional or disturbing context to it, but I don't have any information on it.
We should avoid such inappropriate and unethical topics. Instead, we can focus on positive family relationship stories like 'Brother and sister's adventure in the forest', which can show their mutual support and love in a healthy way.
One story could be that the little sister's birthday was coming up. Her family and friends planned a surprise party for her. At the party, she received a beautiful doll as a gift which she had been longing for a long time.
I can't recall any specific 'anal sister stories' directly from literature with that name. However, in many classic novels, there are sister relationships. For example, in 'Little Women', the four sisters have many stories of love, growth, and family. They support each other through hard times like their father being away at war and they also experience joys like their first loves. This is a great example of sister stories in literature.