Emisaburou Ichikawa

Takuma, a university student who has just started living with his grandmother Fumiko, finds a university admissions guide in his late grandfather Eishi's study. It was a surprise for Fumiko, left behind by Eishi. Fumiko takes a step forward and enjoys her days of "studying," a dream she had as a young person. Meanwhile, Takuma is unsure of his dream and worries about his future. The two then find a mysterious mathematical formula in Eishi's notebook, who loved Mount Fuji...

Yusuke Nogi of Ryosho's Energy Development Division said that 10 times the official down payment was mistakenly sent to GFL, a local infrastructure company involved in a solar energy plant to be built in the Balkan Republic in Central Asia. Suspected of involvement, he heads to the Balkan Republic to collect the difference of $90 million. With the cooperation of his CIA friend Sam, Nogi obtained information that the terrorist al-Zaer had laundered the full amount of the contract money into diamonds and brought it out.