Arctic Circle (aka Ivalo) is set in the unforgiving polar region, amidst the icy landscapes of Finnish Lapland. In season 1 Nina Kautsalo, a Finnish police officer, finds a dying prostitute in an old cabin in the wilderness, the ensuing criminal investigation takes a surprise twist when a deadly virus is discovered in her blood. Nina suddenly finds herself in the middle of an exceedingly unusual criminal investigation. In season 2 Nina joins a new police unit in order to solve the mystery of an international hunting society. It's tied to an old murder case, to which Nina has a surprising connection.