The Bernassis are back for one final adventure of the season in this, the conclusion to our season finale two-parter! Madeleine has been taken captive in the underground lair of a zealous spy hunter. Belle has been kidnapped by a gangster with halitosis and a heart full of darkness. They'll need to work together to escape with their lives intact, but with dark secrets and old rivals sitting in the gloom, their pluck may for once not be enough to see them through!