Porn comics are in no way considered child cartoon parody. Child cartoon parody is usually light-hearted and aimed at entertainment within appropriate boundaries. Porn comics, on the other hand, are adult-oriented and often violate moral and legal standards.
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.
The plot could be about a magical adventure. Grandma starts the story, perhaps about a far - off land she once visited. Mom adds details about the brave heroes in that land. The kids listen intently and then start asking questions, which leads the story in new directions, like finding a hidden treasure or befriending a mythical creature.