It's a strange and unusual plot. Maybe the wife is drawn to the ghost woman's mysterious allure or is under some sort of supernatural influence.
This could be a story filled with supernatural drama. Maybe the ghost woman has powers to manipulate the wife's emotions or the husband has wronged someone in the past and this is a form of revenge.
It could be a wild and spooky tale. Maybe the ghost seduces the wife or possesses her to make her do it.
The woman might initially go through a period of denial and then acceptance. But when it turns out her husband is alive, it could throw her world into chaos and force her to reevaluate her choices and feelings.
Some signs could be sudden changes in her appearance like dressing more provocatively. Also, if she starts being overly secretive with her phone, not allowing her husband to see it. Another sign might be she often comes home late without a good explanation.
One such classic novel could be 'Madame Bovary' by Gustave Flaubert. In it, Emma Bovary has affairs outside her marriage, including with an artist-like character.
One consequence is the breakdown of trust. The husband may find it very hard to trust his wife again, which can severely damage their relationship. Another is emotional turmoil for both parties.
Well, it depends on various factors. Maybe she becomes determined to find him, or perhaps she falls into depression due to the unknown. She could also face financial difficulties or social pressure.
It could be a mystery. Maybe there was foul play involved, or it could be an accident. The woman might be trying to uncover the truth.
The woman could become determined to uncover the truth, encountering unexpected allies and foes. Or she could struggle to move on while still holding onto hope that he'll return.
It's possible that the husband's plan is to expose his wife's cheating in a very public way. He could tell all their friends and family about what she's been doing. However, this is a rather vindictive approach and might not be the best solution in the long run. Another aspect of his plan could be to change the financial situation so that she doesn't have an easy time if she decides to leave him for the other person. He might start saving more money in his own accounts or selling off some joint assets carefully.
In such a story, the teens could be traumatized and struggle to cope with what they saw. They might also get involved in a dangerous situation as they try to find the killer or get justice for the woman. Who knows, it might even change their lives forever.