The series draws directly from Tony Hillerman's novels, retaining the established Navajo protagonists and cultural focus with authentic casting of Native actors such as Zahn McClarnon and Kiowa Gordon in the lead roles and episode titles rendered in Navajo. These elements align with the source material's 1970s setting and premise rather than external ideological mandates. The score rises to moderate levels due to specific alterations and framing choices.

The villain Irene Vaggan is gender-swapped from male in the books to female, portrayed by Franka Potente, with the showrunner explicitly stating the change was made to avoid another 'big hulking white dude' antagonist. The production reframes the Hillerman stories through a 'Native lens' via a majority-Native writers' room and consultants, incorporating didactic dialogue that contrasts Navajo and white culture.

Plotlines integrate 1970s historical elements including the Indian Relocation Act, boarding schools, and cultural disconnection as central backstories and conflicts, prompting some audience criticism of anti-white framing. These interventions sit alongside the organic foundation, producing a balanced but noticeable ideological layer.