Who is Auguste Lombardi and why has May's mother been invited to his eightieth birthday party? As her mother is halfway to Australia and May is resting between acting roles she attends in her place. To celebrate the occasion she wears the earrings her mother gave her for her birthday - only to discover they are not costume but genuine emeralds and part of the famous missing Lombardi collection. She also learns to her horror her mother may be a jewel thief. She has no choice but to set out to clear her name.