Older Brother Younger Sister

The Akazas are a bluecollar family living in a workingclass neighborhood of Tokyo Older brother Inosuke is a carpenter who works for his father Shinobus construction business Younger sister Momoko is a truckdriver Passions run high in the Akaza household and the two siblings are constantly bickering One day Momoko reveals she had a miscarriage but refuses to say who the father is