After graduating from college, the older brother landed a job at a major corporation and started living on his own. But after a year of nonstop work, he became nothing more than a corporate drone. Seeing her brother in such a state, his college-student younger sister couldn't bear it. "I don't want to see you like this," she said, comforting him with her breasts. With her nurturing love and H-cup big tits, she gently embraces her failing brother, unfolding a three-day incestuous sister-brother story.