You're My Christmas Present!
I was inspired to write this after seeing, the unintentionally incestuous sounding coffee commercial on TV, where the little sister puts a ribbon on her brother and says, "You're my Christmas Present!"
Tags: Ma/Fa, Ma/ft, Consensual, Romantic, Incest, Mother, Son, Brother, Sister, Cream Pie, Exhibitionism, Masturbation, Oral Sex, Pregnancy