Incest: The mother-in-law and son in the cotatsu are prohibited for 240 minutes in volume 3 of the prohibition act.

In the cold of winter, desire to burn cannot be suppressed. A mother-in-law who has been scolded with her fingers in a cot, becomes unbearable and seeks his son Chipo. The pleasure of being wrapped in the soft skin of a mature woman goes beyond the line that should never be exceeded. The two men who returned to the male and female do not get bored in the kotatsu alone, make them greedy and shake their bodies in a moment of forbidden love!