The old town of Tokyo is buried under water following a terrible catastrophe which has occurred several years before. Aika and her young partner Rion work for an agency specializing in the recovery of old relics, but the owner has serious financial problems. This is why it was decided that Aika again take up her old activities as a special agent...

• Kenichi Kanemaki
• Katsuhiko Nishijima
• Noriyasu Yamauchi

• Sakiko Tamagawa
• Atsuko Tanaka
• Hiroko Konishi