"What is this? This smell..." Kazuma noticed a pungent smell hitting his nose. - The cause was my mother, Nanao, who was sleeping on the sofa in the living room. - ``Mom, you're tired.'' She apparently fell asleep after coming home from her part-time job, which she had taken up to help make ends meet. - ``I still have my socks on...'' The soles of my feet are a little dirty. - The smell gets even stronger when I get closer to take it off. - ``I want to smell it more.'' Kazuma, attacked by a strong desire that goes beyond logic, can't control the urge that seems to rush forward...