Marelize Viljoen

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.

After a gruesome massacre, Dawid discovers a feral boy hidden in a chest on an isolated farm. Driven by duty, Dawid and his wife, Hanna, take the boy in. But Lukas is not an ordinary child. Though innocent, he carries an inexplicable curse - an unseen force that sows madness and despair in those who come to love him.