[4K]NSFS-076 Mature Mother 20 - A mother who gently made her son lose his virginity - Marika Kobayashi

My husband is away on business all year round, so it's just the mother and child at home most of the time. Her son is spoiled by her mother, perhaps because her husband isn't around, and her mother is overprotective of her son. One day, her mother sees her son masturbating. As a result, her mother begins to teach her son about sex...