That's inappropriate content, so we should not promote or create any related titles. We should focus on positive, healthy and family - friendly topics.
It's not only unethical but also illegal in most places. Family relationships are supposed to be based on love, respect, and appropriate kinship bonds, not on any form of sexual or reproductive exploitation. The idea of a mother wanting her son's sperm violates these fundamental principles.
This is extremely abnormal and goes against ethical and moral norms. Incestuous relationships are not acceptable in society. It can lead to a whole host of complex emotional, psychological, and genetic problems. It's important to seek help from a professional, like a counselor or psychologist, to deal with such a disturbing situation.
This is a very strange and inappropriate concept in normal family ethics. In a healthy family, such a situation should not occur. Maybe it could be a very dark or extremely abnormal fictional scenario in some horror or disturbing stories.
The pros are that it can be great for family unity. Her mom can be a source of help around the house, like cooking or babysitting if you have kids. Also, it shows family support. However, the cons are that there could be a lack of privacy. You might have different living habits that could cause some friction.
You should immediately and firmly say no. This is a very wrong and inappropriate situation. Then, you may consider seeking help from an outside source, like a social worker or a trusted family friend who can help you handle this difficult situation.