The thing that make the formula click to me is that it is written as a thriller.
By the last 10% of the book/serie he has created a problem you are 100% sure is insurmountable but by the last 5% you realise how small hints through the story could be composed to create a solution.
By the last 10% of the book/serie he has created a problem you are 100% sure is insurmountable but by the last 5% you realise how small hints through the story could be composed to create a solution.