The Book of DieselThe Light Before the Gospel“When messengers brought news of Babylon's disorder, Cyrus called for maps, grain counts, temple reports, and translators. Narseh touched the seal beneath his tunic. The oath was about to enter the largest city in the world.”
The Book of Diesel · Gospel Threshold Edition v4.5
Historically anchoredThe setting or public event is documented; dialogue, motives, and recurring characters are invented.
Cyrus emerged from Anshan and overthrew Astyages before founding the Achaemenid Empire; detailed private conversations are not preserved.
Narseh is fictional, and his intimacy with Cyrus is invented to humanize the decisions surrounding conquest and governance.