[Reducing Mosaic]ROE-483 After all family members have left the nest, spending incestuous days with mother at the old home―. Mikumo Ayaha

Kenji was born as the second son of three brothers.From the perspective of her mother, Ayaha, she had the impression that she was a child who didn't need much help...One spring, my older brother got a job and lived alone, and my younger brother enrolled in a boarding school.Their father moved away from home and their lives changed rapidly, and Kenji and Ayaha started living as a mother and son.The once lively house suddenly becomes quiet, and Ayaha feels a sense of loss.Seeing his mother's behavior like this, Kenji feels frustrated and empty because he only cares about his siblings, and tries to monopolize his mother's love...