Jellymon and Kiyoshiro are out shopping when they find a lost girl. They try to reunite her with her mother, but a mysterious fog appears, trapping them in the mall. The duo is forced to investigate the strange fog while protecting the lost girl.
An unexplained heavy fog
descended upon Shinjuku.
ضباب ثخين غير مُبرّر قد انتشر في شينجوكو
Ein dichter Nebel unbekannten
Ursprungs hat sich über Shinjuku gelegt.
Una misteriosa niebla
ha cubierto Shinjuku.
Una misteriosa niebla
ha cubierto Shinjuku.
Un étrange brouillard est tombé
sur Shinjuku.
Una inspiegabile nebbia fitta
è calata su Shinjuku.
Uma névoa pesada inexplicável 
desceu em Shinjuku.
На Синдзюку опустился
необъяснимый густой туман.