she already had babies but both parents carried a gene that gave the babies a health problem so husband had a vasectomy so no more kids, but then discovered his wife was desperate for another healthy child, so set about trying to solve this problem.
Genre: Incest
Tags: Ma/Fa, Coercion, Consensual, Heterosexual, Fiction, Sharing, Wife Watching, Wimp Husband, Incest, Grand Parent, Cream Pie, First, Oral Sex, Petting, Pregnancy, Voyeurism, Size
Sex Contents: Some Sex
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