在这部特遣战将动作/冒险/剧情片中,在十七世纪时，日本的幕府将军梅亚达航行到西斯牙买武器增强其东军武力。这并非是个顺利的航行，因为梅亚达被卷入西斯牙国王菲利浦的三世的宫廷迷团中，而且他自己和西斯牙贵族辛西也陷入了恋爱及嫉妒的漩涡中，最终赢得了美丽西班牙女郎的爱情故事。
In the seventeenth century, Japan is divided between two forces. The Eastern Army, lead by the Warlord Tokugawa Ieyasu, and the Western Army, which fights for Toyotomi's clan. Despite wining a recent battle, things look grim for the Eastern Army. Toyotomi's Army has a supply of modern firearms, a weapon which might turn the tides of war. Tokugawa Ieyasu sends his trusted samurai Mayeda, and his son Yourimune, to Spain. There, they are to purchase five thousand muskets. But it's a dangerous journey, and there are many who plot against them, and when they finally arrive in Spain, nothing goes the way they expected.
