in a super metropolis called bay city, the boy chi yan and his classmates xiaoxing and mei qi accidentally discovered that there was a mysterious club on the campus. at the same time, they witnessed senior students deep blue, iron fist and xiaoxue chasing a small dinosaur. curiosity prompted chi yan and the other two to find the answer, accidentally discovered the cracks in time and space and the series of shocking secrets it brought. as a result, the campus and the city gradually fell into a chaotic crisis. five teenagers with different personalities, chiyan, deep blue, maggie, xiaoxing and iron fist, formed the iron flying dragon team and began a bumpy and thrilling adventure... bbb