With Sayako and Toune trapped in the castle of Lucky Thoroughbred, Bocca and Koko sneak in to save both. While on the way in, the two get more than a bit comfortable with each other, and Coco tells her story to the boy. Within the castle, a helpless Sayako is reminded of her old family, and of her brother's "achievement" to become a Monster Union agent. Meanwhile, the two Melos Warriors go separate ways. Bocca eventually meets up with Lucky Thoroughbred, agreeing to a race with his robot monster over a lake of water, since if Bocca wins, his friends would be released. At the same time, Koko in off saving Toune, when met up with Flying Bunny, where trouble starts to occur. What happen there? And can Bocca win the race with his flightless Aibar-Machine?
Masumi Asano
小夜子 / Sayoko Tsukinomori
Sanae Kobayashi
遠音 / Toune Requiem
Mamiko Noto
忘却の旋律 / The Melody of Oblivion
Houko Kuwashima
ボッカ / Bocca Serenade
Kouki Harasawa
ニック / Nick
Ken Yamaguchi
チャイルドどらごん / Child Dragon
Mitsuru Miyamoto
黒船・バラード / Kurofune Ballad
Issei Miyazaki
ヒカリ / Hikari
Daisuke Namikawa
クロン / Kuron
Mami Kosuge
たまころがし / Tamakorogashi
Showtaro Morikubo
ホル / Horu
Soichiro Hoshi
スカイブルー / Skyblue
Tomo Saeki
ソロ/モンスターキング / Monster King Solomon III
Yukari Tamura
ココ・ニンナナンナ / Koko Ninna-Nanna
Akira Kasahara
ピー / Kei
Aya Hisakawa
ミリオネアびーばー / Millionaire Beaver
Fumio Matsuoka
ツナギじいさん / Saburou Musashino
Rie Saitou
メデューサ / Medusa
Yuri Amano
ミッドナイトひよこ / Midnight Hiyoko
Mai Nakahara
エル / Elle Sonoda
