Kenji was born as the second son of three brothers. From his mother Sae's perspective, he seemed like a child who didn't require much attention... One spring, his older brother got a job and started living alone, while his younger brother enrolled in a boarding school. His father went on a business trip alone, and life became hectic. Kenji and his mother Sae began living together as a two-person household. The once lively home suddenly fell silent, and Sae felt a sense of loss… Seeing his mother like this, Kenji felt bitterness and emptiness about her concern for his siblings only, trying to monopolize his mother's affection.
