Forgotten Sons (Anthology Short Story)

Forgotten Sons is an anthology short story published in The Horus Heresy series that was originally part of an anthology novel. Forgotten Sons was first published as part of the Age of Darkness main series anthology in May 2011. The cover image used is that of the e-book version Forgotten Sons which was released alongside the original anthology.

Synopsis
The planet Bastion must decide whether to remain loyal to the Emperor, or side with the rebel Horus. The Warmaster's case is presented by an iterator, a master of persuasion. The Imperium has sent the Space Marines. Heka'tan and Arcadese must set aside their warlike natures and learn to be diplomats, or risk losing the world. But Horus wants the world, and a plan is in motion to ensure that the Space Marines fail in their task...