There are the following relationships. The woman can be your father's confidant, a lover, a colleague, etc.
No matter what kind of relationship you are in, your child is not something you can interfere with when you are still young. When you grow up, you will know the solution. And do you think your mother doesn’t know? I think women’s intuition and sensitivity know what’s going on. Have you ever thought about why your mother is so suspicious? Why did your mother and father quarrel? Some things are just separated by a layer of paper, and it would not be good for anyone if they were exposed. But if it were me, I would communicate with my parents about their current situation and let them decide the relationship based on the situation.
It also illustrates a problem from the side. Women only eat the rice bowl of youth. After the flowering season, if they still cannot win the heart of a man. . . It is a failure and pitiful
It also illustrates a problem from the side. Men, if you are energetic and successful in the eyes of others, you must have many temptations. . .
If it’s just a close relationship, it means your dad is a top-notch man! What right does your mother have to quarrel with your father's suspicion?