The Golden City Armada, a formidable fleet of 45 warships, embarked on a perilous mission into a notoriously treacherous area of space known as the Shadow River Zone. This vast expanse was notorious for its dense asteroid fields and the unpredictable void space rivers that crisscrossed the region, shifting their positions every few months. These hazardous conditions made the zone an ideal hideout for space pirates, who established their base amidst the chaos.