Great, but could be better and decreases in quality in season 4.

I am writing this review after having watched season 4. I have binge watched this TV show and loved it overall, but I was disappointed of how the show decreased in quality in season 4.

One reason for that decline might be that the former showrunner and head writer Stephen Butchard quit as the head writer after season 3. Another one might be that a central character of the seasons 1-3 died at the end of season 3 - resulting in a major shift for all the other characters and especially for the main protagonist of the show.... read the rest.