Azrael: Protector of Secrets

From Author Wars - https://authorwars.com/books/azrael-protector-of-secrets-2545620.html

Overview:

Title: Azrael: Protector of Secrets
Author: Christian Dunn
Year: 2013
Type: Short Fiction
Series: Lords of the Space Marines

Variant Titles:

2013. Azrael: Protector of Secrets