KSBJ-417 - Mother, Narumiya Iroha, attempts to seduce her son who doesn't want to become independent.

Divorced shortly after her son was born. Since then, she raised her only son with care, and he was more precious to Iroha than anything else. However, recently, her son, who is entering adolescence, has begun to distance himself little by little. One day, she asked her son, who returned home with a depressed look, the reason, and he said he was teased by his classmates at school for "sleeping with his mom is disgusting." Iroha feels intense anxiety at the first sign of her son's 'independence.' If things continue like this, her son will leave her… Driven by unbearable anxiety, Iroha goes to her son's room that night wearing only a thin negligee…