One should be critical. It's important to recognize that just because it's in a book doesn't mean it's acceptable behavior. You can consider the author's intention, but still firmly oppose the immoral content.
React with disapproval. Point out that these are private matters and that spreading such stories is not only disrespectful but also can contribute to a hostile environment for the gay community. Encourage the person sharing to focus on positive and respectful topics instead of delving into someone else's sexual experiences.
If you're comfortable with it, you can listen with an open mind and maybe even share your own thoughts. But if it makes you uncomfortable, calmly tell her how you feel.
First, stay calm. If you're comfortable with it, you can engage in a conversation about it. If not, gently let her know that it makes you uncomfortable.
One could calmly tell her that such stories are not acceptable in their relationship and ask her to refrain from sharing such content in the future.
It depends on the type and content of the story. If it's exciting, you might get really engaged. If it's sad, you could feel sympathetic.
It depends on the nature of your relationship. If you have a very open and adventurous relationship, you might laugh it off or even engage in a healthy discussion about sexual fantasies in general. But if it's not something you're used to, it's important to set boundaries. You could say 'I appreciate your openness, but this is a bit too much for me right now.'
First of all, we should firmly distance ourselves from believing or spreading it without verification. If it's causing discomfort or harm in the neighborhood, we could approach the situation delicately. For instance, if it's a false rumor, we might try to correct the misinformation in a tactful way among those who are spreading it. At the same time, we should always uphold the values of respect and privacy for our neighbors.
Tell her that it makes you uncomfortable and that it might also make others uncomfortable. Suggest finding other topics to talk about that are more appropriate for public or general conversation. You might say, 'I love you, but sharing sex stories is not something I'm okay with. Let's talk about our travels or hobbies instead.'
Tell them firmly that such stories are not acceptable in the current context. For example, 'I don't want to hear this. It's inappropriate.' If they continue, you may need to remove yourself from the situation.
React with disgust and disapproval. Don't allow the story to be spread further. If possible, try to correct the wrong perception of the person sharing the story. If it's a more serious situation, you could even seek advice from other mutual friends or an authority figure in the community on how to handle it properly, all the while keeping in mind the well - being of your friend and his relationship.