Keeper of the Gate

Caution: This Science Fiction Sex Story contains strong sexual content, including Ma/Fa, mt/ft, Ma/ft, Fa/Fa, ft/ft, Consensual, Romantic, Heterosexual, Science Fiction, non-anthro, Incest, Brother, Sister, Cousins, Uncle, Niece, Aunt, Nephew, Polygamy/Polyamory, First, Oral Sex, Anal Sex, Pregnancy,

Science Fiction Sex Story: Dave is attacked by a dog while out for his daily walk. The dog is eliminated by a strange creature that appears from nowhere. Dave is saved from bleeding to death by a pair of twin girls. Later in the hospital, Dave discovers that the girls are bonded to him. Life gets a lot more interesting from then on.