Using such inappropriate language isn't acceptable. We can shift to a story about a hairless cat. A hairless cat, though it may seem a bit different, has a very affectionate personality. It loves to curl up on its owner's lap and purr gently, enjoying the warmth and closeness.
Again, the term is inappropriate. Let's talk about a friendly cat. One cat was always so friendly to everyone in the neighborhood. It would greet people with a meow and let children pet it gently.
No. Such stories are not appropriate as they often involve inappropriate and unethical themes. Incest - related content, which is what this implies, goes against moral and ethical norms in society.
There are many positive alternatives. For example, family - friendly adventure stories where siblings go on exciting journeys together, like in 'The Chronicles of Narnia' series where the siblings support and care for each other in a non - inappropriate way.
Since the 'erotica' aspect is not suitable, we can shift to positive sister - related stories. In real life, there are countless stories of sisters who are best friends. They might share secrets, go on adventures together, or be there for each other during emotional turmoil. For example, sisters who volunteer together in their community and make a positive impact on the lives of others.