The Kurino family lost their husband several years ago and are making a living off Yoko's meager earnings. Naturally, they can't stay in their old house, so mother and daughter move to a house in the countryside. However, as if to mock them, the Kurino household appliances start breaking down one after another. "Now the air conditioner's broken!" It's mid-summer... the house is bathed in the scorching heat of the summer sun... The couple never stop smiling, but their son Daisuke is watching Yoko's body, wet and shining with sweat...