No way. These are personal and private matters between a husband and a wife. Exposing such details in public not only makes others uncomfortable but also shows a lack of respect for the relationship and the partner. It is not something that should be shared in a public or open forum.
No, it is not appropriate at all. Such content involves incestuous and inappropriate sexual themes which go against moral and ethical norms in most societies.
One should firmly tell the person that it is inappropriate and that they don't want to hear such stories. For example, you could say 'This is a private matter and I don't want to listen to this.'
Most literature focuses on more positive and ethical relationships. A plot like 'wife gives her brother head' seems rather inappropriate and not something that is typically found in well - known literary pieces. It might be more likely to appear in some very niche or non - traditional fictional works that are not widely recognized.
It is completely unethical. Having any sexual encounter with a friend's wife violates the trust within the friendship and basic moral principles. Such actions can cause great harm to the friend, his family, and many relationships involved.
Sharing such stories is completely inappropriate and unethical. It involves violating the privacy and respect of others in a very serious way. It also goes against moral and social norms.
Sharing or discussing such explicit and inappropriate content is not acceptable in a civilized and respectful society. We should focus on positive, healthy and respectful topics.