In China, Ming has a business as 'Dispenser of Magic from Pomelo Tree.' The pomelo tree is the only thing that can stop dragons from eating people. Ming has a good business, but when his friends tell him that they are moving to Bendigo, Victoria, to find gold, Ming agrees to go along with them.
However, upon arriving in Bendigo, the friends find that discovering gold is harder than they had anticipated. When Ming's friends decide to order a fiery dragon to bring them luck, Ming knows he needs to find a pomelo tree. But where?