On one particularly sunny day, famed inventor Cid presents Chocobo with a special gift: the Jet-Blades, which increase Chocobo's speed tremendously. After a race against Mog, Chocobo's greedy friend, Cid reveals that the secret to how Chocobo can move so fast is the Magicite Crystal in his anklet. Wanting a Magicite Crystal of his own, Mog travels with Chocobo, and together they try to discover the secrets of the Magicite Crystal.
—Michael Manley 426