This is the first season of this show. The cases are showcased in both seasons very interestingly. Both seasons have many cases, each per episode which are always solved nicely.
Both shows focus on cases that have occurred a few ages ago but have never been solved. Both have many cases that are solved throughout the show, with a main focal case in the background.
Similarities are that both dramas essentially revolve around old cases that were never solved. Both having a police force setting that revolves around crime solving.
