No. These kinds of stories are inappropriate in a general public context. We should focus on topics that are ethical, positive and can be shared among all kinds of people without causing discomfort or violating social norms.
Sharing such explicit sex stories is inappropriate and not suitable for public discussion. We should focus on positive, healthy and respectful topics like relationship building and communication in a romantic context.
Sharing such a story is highly unethical. It involves violating someone's privacy and can cause great harm to the people involved. It is not acceptable behavior in a civilized society.
Definitely not. Public areas are for general communication that respects all people. Subjects like this violate the norms of public decency and can make others uncomfortable.
No, it's not appropriate. Such stories are highly private and often inappropriate for public discussion. They involve sexual content which is not suitable for general conversation.
No. While fanfiction can be diverse, this combination of words represents extremely vulgar and inappropriate content. The Harry Potter fandom, for example, is mainly about the magic world, friendship, and heroism. Such themes as you mentioned go against the positive spirit of the original work and are not welcome in the mainstream fanfiction community.
No. Fanfiction that involves sexual content is not appropriate as it goes against ethical and moral standards in many cases. It also often violates the original intention of the character and can make many fans uncomfortable.
No, it is not ethical. Such stories often involve violating someone's privacy and promoting unethical behavior like cheating. Moreover, spreading sexual content without proper consent is inappropriate and goes against moral and social norms.