Minowada, a young teacher at a National People's School, has his own theory of education and the daughter of his linguistics teacher becomes drawn to him. Kayo, a strong-willed doctor, is also attracted to him. A mediator tries to arrange a marriage but just at that point Minowada receives military call-up papers.
The life, adventures and exploits of warlord Date Masamune the One-eyed Dragon: his early youth as an aggressive warrior, the battles he won until subduing almost all his enemies, the lonely comprehension of knowing that he actually can not take over the whole country because he was born too late.