Incest in the Showa era! The temptation of a mother, stepmother, and aunt who desires a cock... A physical relationship between a man and a woman that goes beyond blood ties, where one takes and the other is taken! Relatives who fall into a forbidden affair! The dark genitals of the lustful mothers who stuff and twist the hard cocks into their mouths, welcoming the cocks of their sons, nephews, and brothers-in-law... A taboo sensual documentary of six Showa-era families who straddle their relatives!