Hikari they were not blessed with children, Hikari and her husband lived a happy life together. One day, her husband's younger brother Kotaro, who lived off his parents, suddenly came to stay with them after his parents passed away and was struggling financially. "No one understands me." Kotaro couldn't hide his frustration at the fact that even his older brother, who he had always thought was inferior to him and who was always married and living happily with a beautiful wife, had forcefully raped Hikari as if to vent his frustration.