A force of pure evil.
A perversion of nature.
Unseen, merciless, deadly... it lurks in the shadows of Alpha.
One by one the Alphans fall...
Until only one Alphan is left.
Until only one hope remains.

Featuring an exclusive introduction by Johnny Byrne - the television series’ script editor, who wrote some of the series’ most memorable episodes.

A revised version of this novel was integrated into the collection Eternity Unbound in 2005.