South Africa, Free State region, isolated stronghold to the Afrikaans white ethnic minority culture. In this conservative farming territory obsessed with strength and masculinity, Janno is different, secretive, emotionally frail. One day his mother, fiercely religious, brings home Pieter, a hardened street orphan she wants to save, and asks Janno to make this stranger into his brother. The two boys start a fight for power, heritage and parental love.

The unit specializes in the investigation of serial murders and is led by Van der Bijl, a former murder and robbery detective who gained fame for his handling of several high-profile cases. Each episode focuses on a serial killer. The main character, Colonel Piet van der Bijl, also known as Die Byl, is loosely modeled on the famous ex-detective Piet Byleveld.

In April 2013, a fishing vessel was attacked off the coast of South Africa, killing all on board. A TV crew documented Marine Biologist Collin Drake as he worked to determine the predator responsible. His discovery is presented in this shocking footage.

A gang of women wreak vengeance upon the society that failed them.