In 1952, Genjiro Umekawa, the second generation of Umekawa-gumi, who runs a civil engineering construction company, was a man with many dreams and a habit of saying, "Since I was born a man, I must build a city. I was born a man, but that is my destiny..." . Genjiro's eldest son Ichigo (Ichigo) develops acute pneumonia shortly after his birth and undergoes major surgery to remove one lung...!? A human drama work that spells out his life.