A new chapter begins in the brilliant career of Bandette, the greatest thief in the world! The scarlet-clad young adventuress enjoys a little light entertainment at the theatre, and comes away with a priceless treasure which may hold the key to a fabled mystery: the secret of The House of the Green Mask! However, while Absinthe and his cartel of crime, FINIS, have been brought to justice, a subtler, more sinister threat lurks in the shadows! Who is... The Voice?