Kenji was born as the second son of three brothers. His mother, Megumi, had the impression that he was an easy child, but... One spring, his older brother got a job and started living on his own, while his younger brother entered a university with a boarding school. Their father moved away from his family, and their lives changed drastically, leaving Kenji and Megumi to live alone. The once lively house suddenly became quiet, and Megumi felt a sense of loss... Seeing his mother like that, Kenji felt regret and emptiness, and tried to get back the love of his mother that he had never had the chance to monopolize...