Obviously, Dexter's mom would be one of the main characters. There might also be other characters from the Dexter series who interact with her, like Dexter himself or perhaps some of the people she knew in her life in the show.
Well, without having read it in detail, it might contain things like Dexter's mom having some sort of adventure. It could be that she discovers a new talent or meets an old acquaintance. It could also explore her backstory more deeply, perhaps revealing secrets about her past that were not fully explored in the original Dexter series.
Well, 'core Dexters Lab fanfic' could be centered around the core elements of the show. For example, it could be about Dexter's scientific experiments going haywire in a completely new and unexpected manner. It might also deal with the rivalry between Dexter and other kid - geniuses in the fanfic's universe, or it could be a story that delves deeper into Dexter's motivation for creating all those amazing gadgets in his lab.
Perhaps your mom has an interesting encounter related to the idea of a porn star. Maybe she met someone who was trying to break away from the porn industry and was sharing their story with her. It could be a story of redemption or change that your mom got involved in.
A pov story about mom porn is an unacceptable and unethical topic. Such content is often prohibited by law and societal norms. We should focus on positive and legal forms of entertainment and expression.
Absolutely not okay. This kind of description is completely out of line and goes against moral and ethical standards. It's offensive and can have negative impacts on various aspects.
It could be that your mom has a story about an encounter with someone who used to be in the porn industry but is now trying to lead a normal life. Maybe she helped this person in some way, like offering a job or just being a friend during a difficult transition period.