The book is written by S. M. Stirling and David Drake, published by Baen Books in 2018. Long Description of the Plot: In "Mandate of Heaven Beneath the Dragoneye Moons 11 Sentinel Elaine is tasked with a series of missions that test her skills and abilities as a member of the Sixth Legion. She must navigate the complex political landscape of the warring factions vying for control of the Mandate of Heaven, all while maintaining her own personal paradigm and avoiding interference in mortal affairs. As a Sentinel, Elaine is responsible for protecting her allies and preventing them from coming to harm. However, her sacred Oath demands that she heal her enemies, leading to a moral dilemma that threatens to tear her apart. With the deadly Wardens breathing down her neck, Elaine must make difficult decisions about who to save and when to intervene. The story takes place in a world where technology is constantly evolving, and Elaine must adapt her skills and abilities to keep up with the changing times. She learns new skills such as [Loremaster] and develops a personal paradigm for perceiving the technological process of developing modern knowledge.

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