Sora is a young energetic boy looking forward to exploring the world with his friends Riku and Kairi. The threesome is working hard on completing a raft that will allow them to leave their island but one day a mysterious force causes Sora to gain a special weapon known as the Keyblade. He fights some weird monsters and gets transported to a strange town. Meanwhile, Donald and Goofy leave their castle to search for the king and the chosen one who holds the "key" to saving the world. Sora is attack again by creatures known as Heartless but is helped out by an old man named Cid and a warrior named Leon. He eventually meets up with Donald and Goofy and they join forces to go search for his friends and the King.

Sora
A 14 year-old boy, who has his share of concerns, but still manages to keep an upbeat attitude. He seems naive at times, but he has a strong sense of right and wrong. For reasons he has yet to understand, Sora has been entrusted with the mystical "Keyblade."

Riku
15 years-old and Sora's best friend. Although he has a cool and calm exterior, he's far from the quiet type. Ever the curious one, Riku has begun to question the small world he and his two friends inhabit.

Kairi
A 14 year-old girl who arrived at the island a few years ago. She appears small and fragile, but she possesses a strong and unyielding will.

Donald Duck
Court Wizard and the King's most loyal servant. He embarks on an incredible journey at the missing King's request.

Goofy
Another of the King's loyal subjects, Goofy accompanies Donald on his perilous mission. Easy-going and often clumsy, he has an endearing charm that evokes a smile even at the worst of times.

The Heartless
Creatures without hearts, who appear out of nowhere and disapear back into the darkness. Their origins are shrouded in mystery, but it is known that they feed off of the darkness within peoples' hearts.

Shiro Amano
Amano-san has also drawn the manga version of the incredibly popular videogame franchise Seiken Densetsu: Legend of Mana.