Hatano Kenji brims over with enthusiasm for high speed water lap-races called Monkey
Turn and has decided to become a boat racer. More than one year he practised at the
Yamato boat racing school. Then he finally has his debut as a boat racer!!! Under
his obstinate teacher he fights exerted day by day against his rivalling classmate
Horaguchi and many other skilled racers. In order to fulfil the promise he gave his
childhood girlfriend, Kenji will keep on dashing across the water!!