The city of lights the city of dark

The book is basically about this old man who is trying to light up a build board sigh but he faces a problem that the city doss not have enough power to light up his build board sigh so he finds out about a coin that has power to light up his sigh so he he goes to look for it and he has an a sustenance that helps him find the coin but his plan did not work because of his partners who he needs the help from the daughter to help them find the coin of light or power but the daughter had something special with the coin and so the girl was the solution to  the problems with the coin but the old man is still,trying to get both of the kids but the old man falls of of the stature of liberty and died so the girl mother had some special power to the coin and they put it into the clouds and it stop snowing the coin was the weather so if it was not in the place it was cold dark but if the coin is in it place it all sunny and normal I think that this book is a good one because it teaches the old man a lesson on