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Having been demoted to a beat cop, Katarzyna Zawieja investigates a spate of drug overdoses while balancing an increasingly chaotic home life.

After the murder of a high-school teacher reveals a connection to the local drug trade, Zawieja and Trepa investigate possible leads.

As tensions flare between Zawieja and Trepa, the investigation uncovers a possible gang war brewing between Nowak and Molski.

While protesters take to the streets, Zawieja attempts to connect the dots tying Nowak to Molski…but learns a shocking truth about herself instead.

As Nowak's men prepare for their biggest deal yet, Trepa leads the investigation – unaware that Zawieja is missing.

As Zawieja faces off against Molski, an investigation brings corruption on the force to light, and Trepa learns a surprising truth.