Detectives Sarah Linden and Stephen Holder uncover a deep-seated conspiracy involving Seattle city politics, a waterfront development project, and a local Indian Casino.

Depending on which version of the show you are watching, " The Killing - Season 2 " offers very different storylines. The American remake continues a single mystery from the first season, while the Danish original shifts to a new case involving international politics.

The culprit is revealed to be Lund's own partner, Ulrik Strange , who had been killing his former unit members to keep the secrets of their mission hidden.

The investigation reveals a massive military cover-up regarding civilian deaths in Afghanistan, involving high-level government officials and the Prime Minister’s office.

This season focuses heavily on the theme of "Be careful what you uncover," highlighting how personal secrets and political ambition can destroy families and justice. The Danish Version ( Forbrydelsen II )