Quivering quotation marks, Chococat invented a time machine! As Chococat happily shows off his invention to his friends, an innocent photo op with Hello Kitty, My Melody and Kuromi send them zooming to the past. As they regroup in the past, they see some parts are missing from the time machine. Hello Kitty, My Melody and Kuromi must find them all to get back to their friends in present time. Will they be able to find all the parts for the time machine to work again?