The husband was away for work, and mother and youngest son had been living alone for some time—until one day, the eldest son returned home after quitting his job. She had always shown special affection to her clingy older son, Satoshi, who was overjoyed to receive her usual tender care upon his return. Unseen, the younger brother, Tohru, quietly watched the scene unfold. Unaware of the growing tension, he continued to enjoy the warm moments between his brother and mother.