An aging jockey is determined to win one last championship, but his dream is complicated when a young rookie shows up claiming to be his son.
Eiichirō Maruo (nicknamed "Ei-chan" for his grades being straight "A") is an honor student, bookworm, and is not interested in anything other than studying. In order to solve his problem of lacking physical strength, he enrolled a tennis school and soon found the fascinating side of tennis. Being a tennis newbie lacking physical strength, he supplement his shortcomings with his excellent observing and analyzing skills.
In the Warring States Period of ancient China (475–221 BCE), Shin and Hyou are war-orphans in the kingdom of Qin. They dream of one day proving themselves on the battlefield. One day, however, Hyou is taken to the palace by a minister. Winding up on the losing side of a power-struggle, Hyou manages to return to the village, barely alive. Shin then meets a boy who closely resembles Hyou, Ei Sei. For now he is the king of Qin; later he will become the emperor Shi Huangdi.
Akio Kato (加藤 亮夫, Katō Akio, born September 1, 1960) is a Japanese actor and seiyū (voice actor) born in Tokyo. He is affiliated with Aksent. He formerly belonged to the Japanese theater company Bungakuza. In the past, he played small roles in television dramas. His special skills are piano and synthesizer and his hobby is rugby.