This episode should be watched when you already know who Luffy, Zoro and Nami are. It was released a year before the start of the series, taking advantage of the wave of popularity of the manga, but it does not intersect with the plot in any way. According to the circumstances, it goes roughly between the 21st and 22nd chapters of the manga.
http://animevost.org/tip/korotnometrazhnyy-film/180-one-piece-defeat-the-pirate-ganzack.html
It was released a year before the start of the series, taking advantage of the wave of popularity of the manga, but it does not intersect with the plot in any way. According to the circumstances, it goes roughly between the 21st and 22nd chapters of the manga.
Give me the dishes from the Saint-Tropez tables to eat."
Luffy.
A Besyachaya girl, by the way. Such a character. The rest seem to be in normal conditions. Well, except for Us. She looks like a junkie.
And the music is weak in the ova. Not counting the ending. There they are coolly chanting "One-Piece!" in chorus.