Such content violates moral and ethical norms in most societies. We should focus on positive, healthy and respectful relationships in our literature and expressions.
One possible story could be that the hubby is driving on a long road trip. His wife and friend are chatting happily in the backseat, reminiscing about old times. The hubby listens in with a smile, enjoying their laughter and the positive energy in the car.
The hubby could be driving to a party. His wife and friend in the backseat are getting all dolled up. They might be asking the hubby for his opinion on their outfits. The hubby gives some light - hearted comments, making the journey fun.
One story could be that the wife playfully teases the hubby's friend about his always - late habit. For example, she might say 'Oh, you're later than the sunset again!'. Another could be she teases him about his love for a particular sports team. She might joke 'Your team loses so often, how can you still cheer for them?'
A positive story could be when the hubby's friend was into fitness. The wife teased him saying 'You're so fit, you could probably run to the moon and back!'. Also, if the friend was known for his kindness, the wife might have teased him like this: 'You're so nice, I'm starting to think you're an angel in disguise. If you keep this up, we'll have to build you a halo!' This kind of teasing is all in good fun and shows a friendly relationship.
One story could be that the wife notices her hubby is a bit lonely in his hobbies. So she encourages him to make a new friend who shares the same interests. For example, if the hubby likes fishing, she might introduce him to someone from her social circle who is also into fishing. This new friend could then become a great companion for him during fishing trips.
Sharing such stories is completely inappropriate. This involves violating privacy and basic moral and ethical norms. Family relationships should be based on respect and love, not spreading such vulgar and unethical content.
One reason could be that the husband's friend has an extremely charming personality. His charisma draws the wife in, making her more interested in him. It's like when someone has that 'x - factor' that makes them really engaging in conversations.