Well this might seem a little harsh but maybe you need to start over, if your not happy with the setting then rather than trying to make it feel...
The fact that it is not a bad ending, by which I mean that you don't leave the reader expecting more or wondering how they got to the final point...
Might be a bit of a repeated point but... If you have a whole story planned out and it looks like it might take longer then would be...
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