Aimi, who lives with her beloved older brother. Although he is a salaryman, she can only spend time with her beloved big brother on the weekends. However, when Aimi thought she could finally spend the weekend with her beloved big brother after so long, he had to work overtime. Tragedy suddenly strikes Aimi as she is left alone at home. Unaware that this tragedy was a trap set by her older brother, Aimi feels pleasure… And when she realizes she has been deceived, Aimi doesn't find it unpleasant...
