Down Among the Fishes revolves around the story of a woman named Alka, native of a small Belarusian village near the Polish border. Alka’s unfulfilled desire to have a child turns her into an alcoholic and a drug addict. Then, a family tragedy turns her world upside down, forcing her out of the self-destructive cycle. Together with her twin sister, she sets out to examine the chain of events that led to her grandmother’s unexpected death. Their inquiry quickly changes into a murder investigation. As the twins uncover new facts of the crime, more questions need to be answered. But will they? A rural intrigue continues to hold the villagers firm in its grasp until the very resolution.