Definitely not. It's not only unethical but also can be offensive. We should focus on creating and promoting works that are inclusive, positive, and uphold moral and ethical standards. This kind of topic goes against the principles of good taste and respect for others.
Well, 'busty little sister story' is rather ambiguous. It could be a story created in a fictional world where the little sister's physical trait of being busty plays a role in the plot. Maybe it's a story in a teen - drama setting where she is self - conscious about it, or perhaps it's part of a story where her appearance causes misunderstandings among her peers or family members. There are so many possible interpretations depending on the genre and the intention of the storyteller.
There's not enough information in just 'sucking cock camping story' to accurately say what it's about. It could be a really creative and unique camping story where 'cock' refers to something like a water faucet or valve (in a non - vulgar sense) and there is a situation where it seems like something is being'sucked' in a mechanical or natural process during a camping trip.
No, it is not at all appropriate. We should uphold good moral values in our communication and avoid promoting or spreading any form of vulgar or improper content. Society has standards of decency, and this clearly goes against them.
Well, without proper details, it's difficult to determine what this 'cock sucking challenge story' entails. It could be a prank story, or perhaps some sort of made - up dare among friends that got turned into a story. But again, this is all speculation without more information.