It is a family home where the whole family was nested, and it is a daily life of incest that spends time with my mother. a place?

Seiji was born as the second son of three brothers. It was an impression that a mother and a child who are not able to handle it. One spring, he found a job and lived alone, while his brother entered a dormitory school. His father changed his life in a hurry when he was assigned to the post alone, and Seiji's mother and son began living together. The bustling house suddenly became quiet, and I felt a sense of loss. Seeing such a mother, Makoto felt regret and emptiness, trying to regain the love of her mother who could not monopolize until now.