[Machine Translation] Born into a poor family in the first year of Meiji, Momosuke entered Keio University with great ambitions. His talent was recognized by Yukichi Fukuzawa, and in exchange for becoming his daughter-in-law, he studied in the United States. After returning to Japan, Momosuke suffered from tuberculosis and discord with his wife, but he made a fortune at the market, and was harshly criticized by the public. Momosuke, who was worried about what he should do, took up the challenge of hydroelectric power generation along the rapids of the Kiso River. This full-length novel depicts the work ethic and checkered life of the man who laid the foundations of Kansai Electric Power Co. and Chubu Electric Power Co. and was eventually dubbed the "King of Electric Power.