Kurisu (played by Satoshi Tsumabuki), who was invited by Kozo (played by Sato Hiroshi) to join the Royal Human Company, was quickly appointed as the full-time secretary of the horse racing division, but corresponding with Kozo's wife Kyoko (played by Hitomi Kuroki), who hates horse racing, is also part of the job.

One day, Yutaro (played by Kotaro Koizumi) used the dissatisfaction of young employees as an excuse to put pressure on his father Kozo. If he cannot win 1 victory in the Central Horse Racing this year, he will cancel the horse racing division.Having accepted this, Kozo took Kurisu to the Miura Training Center in order to win the battle royal with the most combat effectiveness.However, Kozao's tough attitude aroused opposition from the trainer Tiansho and he said goodbye.Under Kozo's instructions, Risu immediately ran around looking for a new trainer.

At this time, Kurisu met Kanako (played by Matsumoto Wakana) who came to Tokyo to participate in the birth horse competition. He heard that there was an excellent horse trainer named Hironaka (played by Masanobu Ando), so he visited his stable...!