Episode 5

Kozo (Hiroshi Sato)'s illegitimate son has been discovered!When Risu (Tsumabuki Satoshi) asked Kozo to explain, he revealed that the other party was the former waitress Nakajo Mikiko (Nakajima Tomoko), who is now recuperating in Maebashi hospital.

Kurisu went to visit Mikiko under the leadership of Kozo, and heard from Mikiko about the existence of her son Koichi (played by Ren Meguro) who is in college.After learning of the situation, Kurisu went to help instead of Mikiko, and the trust between Kozo and Kurisu became even stronger.Moreover, his son Koichi is also fascinated by the world of horse racing.

On the other hand, Kozo's wife Kyoko (Hitomi Kuroki), who was not at peace in her heart, took some action.

Under such circumstances, the Royal Hope Team and its rider Ryujiro (played by Takasugi Mazu), who won the debut battle, pursue the victory, and the Royal Team decides to participate in the Japanese Derby...