Logi returns to his roots and defends an old friend against a nationwide chain of pharmacies trying to take over his business. Magnus and Kari take down an infamous drug lord, but it's not without consequences.

Stigur plots revenge on Logi for failing him in court. Logi is seduced by the beautiful, but mysterious, Helena. Meanwhile, there has been a development in Kalli's murder case. Could Logi be exonerated?