Based on the search results, "Los Hijos De Caín" (The Children of Cain) appears to be a thematic topic, often explored in theological and sociological contexts. The available PDF resources primarily focus on the and human violence. Los Hijos De Caín: The Myth of the City and Violence

This analysis interprets the city as a "child of sin". It traces the origin of the first city to Cain, the first biblical murderer, who is allowed by God to build it after his exile.

Information on the RPG sourcebook? A summary of the biblical story of Cain's descendants? Let me know which direction you are interested in! (PDF) Los hijos de Caín - ResearchGate

Presents an article on the city from an anthropological, biblical, and theological standpoint.