It’s around the Victorian era in Paris. There is a famous eccentric inventor in a small village. His name is Edy. He is super crazy about steampunk style. His interest results in making the magical machine, which opens the door to a parallel world filled with steampunk style. His hobby is flying over the steampunk world. One day, he went to the world as usual, but he has never come back.... He just said to his assistants that he would grab the golden egg of a dragon. Guests are invited to his house and recruited for rescuing Edy from the steampunk world.