My recollection is that the main guy is a highly competent at problem solving, but limited by an inability to work with others. In some ways similar to Lamb in

My recollection is that the main guy is a highly competent at problem solving, but limited by an inability to work with others. In some ways similar to Lamb in Slow Horses, though I think Lamb is a very good manipulator of people (he gets others to do what he wants without telling them directly), whereas the Dep. Q guy doesn't engage at all.