Always bullied at school, he would return home with a depressed face every time. And to comfort him, his stepmother would always hug him. No matter how many sad things happened, every time his mother hugged him, he would forget everything. But he seemed to think that it was his mother's breasts that healed his emotional wounds, not her heart. He wanted to press his face against these giant breasts, to be massaged and licked to his heart's content. He wanted to explore his mother's body, to release all the "sadness" that had accumulated over time. His stepmother also loved him very much, so she complied. And from then on, every time he felt sad, his stepmother would use sex to make him happier...