Harrison's Kingdom Hearts: Re: Chain of Memories is the sequal to Harrison's Kingdom Hearts. It is based on the video game Kingdom Hearts: Chain of Memories and it's remake Kingdom Hearts: Re: Chain of Memories. Story: Worlds and Characters: Castle Oblivion: Ansem, Seeker of Darkness Traverse Town: Leon Mobius: Sonic the Hedgehog Miles "Tails" Prower Knuckles the Echidna Amy Rose Shadow the Hedgehog Dr. Eggman Rouge the Bat Biolizard/Finalhazard Chipmunk Concert: Alvin Seville Simon Seville Theodore Seville Brittany Jeanette Eleanor Dave Seville Ian Hawke Northern Galaxy: Goku Krillin Gohan Piccolo Vegeta Frieza Mario Luigi