Four kids and their furry companion embark on a thrilling quest to locate the end of the Rainbow and find the pot of gold. Armed with their innovative computer skills and unwavering faith, they embark on a seemingly impossible journey and succeed in finding and riding the vibrant rainbow. However, their discovery of the gold leads to an even greater challenge as they discover that the gold gives energy to the Rainbow, and the Rainbow is responsible for providing color to the world. Without the green hue, the world can no longer produce oxygen. With time running out, the children must overcome skepticism and work together to restore the Rainbow's power and save the world from becoming black and white.