How do you know where to end your novel?

How do you know if it’s the right ending?

I’m not naturally a plotter, nor am I able to just sit down and magically create. I’m somewhere in between. So I always start off with a plan. It’s usually a proper story, you know, with a beginning a middle and an end and turning points and all that. I know the big stuff that happens. The rest… well, I have to write to find out the rest. Mostly,I write the thing and realise that the story the characters want to tell doesn’t actually fit very well wit...