Mariana discovers that John is not only the attacker, but that he also supposedly died ten years ago, executed in a prison in Ohio. When John tries to escape, Mariana lures him back.

When John is back on death row, Mariana travels to Ohio to help prove his innocence. She comes into conflict with Hanna, who wants to focus on putting political pressure on Finnigan.

Mariana follows the clues back to Sweden and discovers who murdered Elisabeth. While Hanna reveals this to Finnigan, he completes her plan and sends himself to death row.