Reika is a widow who spends her days in grief after losing her beloved spouse. Her brother-in-law's obnoxious gaze is poured into Reika's splendid buttocks, which behaves stubbornly so as not to cause worry to those around her. Reika, who is unaware of her brother-in-law's dangerous intentions, was witnessed one day comforting her superb body, and was forcibly pushed down by her brother-in-law. After that, Reika's body was tampered with like her brother-in-law, and the mistake was also witnessed by her brother-in-law's nephew.