The history of the 500-year-old Fruits Kingdom, which has dominated the continent, faces an unprecedented crisis because of King Toto and an army of Dark Fruits. The seed of life that has been helping the kingdom to maintain its dominance is slowly dying. King Toto’s forces stage another war despite their previous failures in a desperate attempt to seize the heart of the debilitated kingdom. The tumult is exacerbated further when a huge source of energy, a silver seed, is discovered. Right then, a hero comes along -the young warrior Piner, who along with five other warriors is dispatched to seize the silver seed. The green knights put at stake their lives to fight the enemy. Their tragic destiny and all-out efforts to win teach valuable lessons to today’s excessively dependent and individualistic children.

主宰陆地500多年的水果王国。由于托托大魔王和他的同党的出现水果王国面临了极大的危机。帮助王国支撑大陆的“生命种子”逐渐失去了生命的能源，即将要死去。在此关头，托托大魔王趁机引起战乱，并且此时能产生巨大能源的银色种子也随即出现，加重了该情况。