ラムネス達は霧が立ちこめるVSフィールドへと転送された。だがそこには、BQ達が作ったメカ「秘密ヘイキリ」が待ちかまえていた。この霧を浴びた人間は互いに人格が入れ替わってしまうのだ。そうとは知らずに赤い霧を浴びて、人格が入れ替わってしまうラムネス達。彼らは、元に戻るために秘密ヘイキリを追って…。
Ramnes were transferred to the foggy VS field. However, the mecha "Secret Heikiri" made by BQs was waiting there. Humans exposed to this fog change their personalities. Ramness and his friends are bathed in red fog without knowing that, and their personalities change. They chase after the secret Heikiri to get back ...