No, it is not appropriate at all. A person's sexual past is private and sharing such details about your wife's ex is a serious invasion of privacy and can also be very disrespectful to your wife.
You should keep it to yourself. Don't let this knowledge affect your relationship with your wife. Try to understand that everyone has a past, and what matters is the present and the future you two are building together. You can also communicate with your wife about how you feel, but avoid bringing up the details of the ex - sex story.
I'm not sure specifically which 'black cock wife story' you are referring to. There could be many fictional or cultural stories with this name. Without more context, it's difficult to say what it's about.
Hehe, let me recommend the novel One Piece. You'll like it very much. It was a little similar to the plot of "The Spy's Ex-Wife". It was about spies and Jianghu culture, and there were a few modern elements. I hope you like this fairy's recommendation. Muah ~😗
As far as I know, it's not a widely known story in general literature or mainstream storytelling. It might be a very niche or local story that only a specific group of people are aware of.
No, it's not appropriate at all. Such topics are private and disrespectful to the wife. Everyone has a past, but it should stay in the past and not be used as fodder for inappropriate discussions.
Since I don't have a definite knowledge of this particular 'black cock white wife story', it might be a story from a very specific regional folklore, or perhaps it's a title created by an individual for a personal narrative. Maybe it has something to do with the relationship between two characters of different races or appearances, but again, this is just speculation without more details.
I'm not sure which specific 'black cock seduces wife story' you are referring to. There could be various fictional or made - up stories with such a title, but without more context, it's difficult to say what it's about.