Incest Impregnation Stories — a collection from MrCurrie

Dad's hatred draws Mother and Son together.

Lucky son wins his mother and aunt in a contest.

Mom seduces her son, using him to breed the neighbors

A mother helps her son seduce his girlfriend.

A Friendly Ghost, not Casper, unites a Mother and Son

A mom enlists the help of her sister and son to inseminate her. What could go wrong?

Mike and his mother, Megan, physically unite and are so pleased with themselves, that they go on a campaign to join other mothers with their sons. To convince some of them to participate, Mike or Megan has to have sex with the mother or son to convince them to mate. If you're a mother/son purist who can't stand the thought of a mother fucking someone else, please don't read. You won't like it. Mike's wife and sister also participate. Mike impregnates most of them.

A PDA is merged with an AI and tasks itself to help a family come together. The plot was suggested by someone who has given me a lot of ideas for stories. Too bad that forum is now defunct and I have no way to contact him. It's a mixture of a 1950's twilight zone episode combined with a quest in Fallout 4. Yeah, it comes out as goofy as it sounds.

An extraterrestrial discreetly journeys to Earth to correct a tragic error made by her mentor. Through the use of Alien technology, a mother and son are bestowed with the ability to read minds. Invariably, this leads to wanton, incestuous sex. This tale is religious satire. If you have strong religious convictions, I suggest not reading. It'll also be less interesting to read if you’re not familiar with any religious terms. Many scenes, phrases, and dialogues are from the bible.

A son reads his mother's diary and is determined to improve her life, knowing her innermost thoughts.