Seishiro Tokai (Kazunari Ninomiya) works as a surgeon at a university hospital. He possesses excellent technique with suture and carries a surgery success rate of 100%. Due to his arrogant attitude and personality, he comes into conflict with those around him. A new doctor tries to introduce the latest medical device for surgery, which doesn't need a surgeon's hand. Seishiro Tokai is skeptical of the device. He faces the university hospital administration and reveals corruption and hidden past behind the medical device.

Koichi Miyazawa runs a small, but longstanding company which makes tabi (traditional Japanese socks). He is the CEO of the fourth generation company with about 20 employees. Due to a decrease of demand for tabi, the company is struggling to keep afloat. Koichi Miyazawa thinks about launching a new product line. The new product is running shoes. For the company's surival, Koichi Miyazawa begins to develop running shoes using their accumulated knowledge for making tabi.

Tsukuda Kohei was once a researcher with the Aerospace and Science Exploration Agency and now runs Tsukuda Industries, a small factory which was left by his father. Although his relationship with his teenage daughter Rina is somewhat strained, business at Tsukuda Industries has gradually started to improve. But Tsukuda puts too much effort into his dream of developing a rocket engine and business declines little by little. One day, a major client suddenly declares that it is dropping Tsukuda Industries. Then, Tsukuda Industries gets sued by a big rival company, Nakashima Industries, for patent infringement. Tsukuda Industries’ reputation is hurt and financing from banks is also in a desperate situation. In the midst of this, Teikoku Heavy Industries, one of Japan’s leading corporations, offers to buy a patent which Tsukuda Industries possesses for 2 billion yen