Several high-profile cases of incest in Japan have garnered significant public attention in recent years. For instance, the 2015 case of a 40-year-old man who fathered a child with his 15-year-old daughter sparked nationwide outrage and calls for stricter laws against incest. Conversely, there have been instances where families have been ostracized for attempting to conceal incestuous relationships, highlighting the complexities of social tolerance and support.
As Yui entered adulthood, she began to question some of the traditional practices and expectations placed upon her. She noticed that her older brother, Taro, who had always been close to her, seemed to take on a more significant role within the family. In Japanese culture, the eldest son often inherits the family's responsibilities and cares for his parents. Taro, being the eldest, felt a strong sense of duty towards their family.