- "The heresy unfolds"
- —Book's tag-line
Flight of the Eisenstein is the fourth volume in the Horus Heresy series of novels.
Flight of the Eisenstein follows the Eisenstein, a frigate of the Death Guard Legion commanded by Battle-Captain Nathaniel Garro of the 7th Company, one of the few commanders in the Traitor Legions who remained Loyal to the Emperor. The novel follows the Eisenstein's escape from Istvaan III (see Galaxy in Flames) and its voyage across the galaxy in an attempt to reach and warn the Emperor of Mankind on Terra.
- Flight of the Eisenstein (Novel) by James Swallow