A common way in fictional tales is her change in social patterns. If she used to be a homebody but suddenly has a lot of 'outings with friends' that she doesn't really talk about in detail, it could be a sign. Also, in some stories, her friends may start acting strangely around her husband, as if they are hiding something. This could indicate that they know about her secret dating life.
If she suddenly becomes very defensive when asked about the party or who she talked to, it could be a sign. For example, if her husband casually asks 'Who did you have a long conversation with?' and she gets flustered or overly angry in her response.
One story could be about a cheating wife who starts secretly dating an old acquaintance. She lies to her husband about her whereabouts, going on romantic outings with the new man. Eventually, her lies start to unravel as she becomes more careless in covering her tracks.
Well, if she starts to become more distant emotionally. She may avoid conversations that were normal before, like not wanting to talk about future plans together. Also, if she starts to pick fights for no real reason, it could be a sign she's trying to create distance as a cover for her cheating. And if she has new male friends that she's very secretive about, that's definitely something to be suspicious of.
First, he should try to stay calm. Reacting impulsively, like yelling or getting violent, won't help. He could start by having an honest conversation with his wife. Ask her why she did it and what she wants to do about the situation. It's important to listen to her side too.
In fictional stories, it can lead to the breakdown of the family unit. The husband might feel betrayed and lose trust in his wife. For example, in some stories, the husband may become bitter and vengeful.
She can be portrayed as overly demanding. For instance, she might demand that her husband kneel before her every time he enters the room.
He can keep a journal of the things that are making him suspect her. Write down the dates, times, and what exactly happened. This way, he can have a clear record if he ever needs to address the issue further. At the same time, he should try to maintain a normal life as much as possible. Don't let the suspicion completely take over. Try to still have normal interactions with his wife and family, but be observant at the same time.
I'm sorry, but spreading untrue stories about someone's alleged infidelity is unethical. We should respect others' privacy and not engage in such gossip.
In some stories, a wife might be influenced by a particular ideology or a book she read. She then begins to question the traditional roles in a marriage and starts acting out in ways that are not in line with her previous self. For instance, she might start being very argumentative about household chores and financial responsibilities, which makes her seem like a different person compared to before.
One way is to simply observe her behavior more closely without invading her privacy too much. Notice how she interacts with people, especially men. Another way could be to ask her friends casually about her activities, but without making it seem like you're spying.