The Voice: The Horus Heresy Series (Unabridged‪)‬

The Black Ships are a mysterious and fearful sight - unmarked vessels that scour the distant reaches of the galaxy, ever watchful for latent psykers and witchbreeds for the monolithic Astra Telepathica.

When one such ship, the Validus, is found drifting unpowered in the nightmare realm of the warp, it falls to the Sisters of Silence to uncover the reason behind it. As pariahs capable of blocking even the most potent psychic energy, Amendera Kendel and young Leilani Mollitas ready themselves for the worst....