As a blazing inferno rages through Whitby City, Whimsy and Woe Mordaunt see their last clue go up in flames and their journey to find their parents has seemingly come to a fiery end. That is until the siblings spot a very familiar man in the crowd . . In the final act to this dramatic tale, Whimsy and Woe must escape villainous thieves, travel beneath a desert, climb the Mountainous Mountains and perform a death-defying trapeze act in the Benton Brothers Circus . . . all before going undercover at the annual Thespian Society Masquerade Ball. Can they stop The Purple Puppeteer's evil plans in time and rescue their parents? Or will The Purple Puppeteer pull their family's strings forever? From talented author Rebecca McRitchie and award-winning illustrator Sonia Kreschmar comes the thrilling conclusion to Whimsy and Woe.