The Books Insiderindependent audiobook data
The Hour of Blood: The Hidden Shadows Series - Book 1 by Eduardo Salazar Castillo

The Hour of Blood: The Hidden Shadows Series - Book 1: Audiobook

According to The Books Insider's catalog data, The Hour of Blood: The Hidden Shadows Series - Book 1 runs 7.2 hours as an unabridged audiobook, narrated by AI Voice Sean Wolfe (about 4.8 hours at 1.5× playback speed).

7.2listening hrs
Fantasystore shelf
2026released
Free for new listeners

The instrument When will you finish it?

Based on 7.2 hours of listening.

Days to finish The Hour of Blood: The Hidden Shadows Series - Book 1 at common listening paces
Your paceYou'll finish in
30 min / day15 days
1 hour / day8 days
2 hours / day4 days
1 hour / day at 1.5×5 days

Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.

What our data says

  • At 7.2 hours, it is shorter than 64% of the 12,109 Fantasy audiobooks in our catalog.

About as long, on the Fantasy shelf

1,503 Fantasy audiobooks in our catalog run within 10% of this length. The most popular on the store:

Computed from 409,794 English-language unabridged audiobooks in The Books Insider catalog (store data read November 3, 2026). Lengths are the store's own running times. Methodology.

About this listen

The Hour of Blood: The Hidden Shadows Series - Book 1 is an audiobook by Eduardo Salazar Castillo: a 7.2-hour unabridged recording, read by AI Voice Sean Wolfe, released January 29, 2026, on the Fantasy and Mystery & Fantasy shelves.

The listen at a glance

Length
7.2 hrs
Narrated by
AI Voice Sean Wolfe
Released
January 29, 2026
Format
Unabridged audiobook
Language
English
Store shelves
Fantasy, Mystery & Fantasy
ISBN
9798900025544

How to listen to The Hour of Blood: The Hidden Shadows Series - Book 1 free

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Separately, the store's catalog carries more than 10,000 audiobooks that are always free to stream.

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Questions listeners ask

How long is The Hour of Blood: The Hidden Shadows Series - Book 1 as an audiobook?

The Hour of Blood: The Hidden Shadows Series - Book 1 runs 7.2 hours unabridged. At 1.5× speed that drops to roughly 4.8 hours.

Is The Hour of Blood: The Hidden Shadows Series - Book 1 free as an audiobook?

Yes, for new listeners: the trial starts you with three free audiobooks.

Who narrates The Hour of Blood: The Hidden Shadows Series - Book 1?

The Hour of Blood: The Hidden Shadows Series - Book 1 is narrated by AI Voice Sean Wolfe.