The Children of the Shadow, who have been plotting the destruction of anyone using protoculture, specifically the Invid and now the Humans. Scott meets up with Marcus Rush, Marlene's brother and is disturbed by Marcus' consuming hatred of the Invid. When Ariel is revealed to be an Invid, Scott tries to convince Marcus and the REF that Ariel is not the enemy and that a new threat is about to manifest itself, but he initial pleas are ignored and he is placed in confinement on suspicion of being a traitor.
Scott
Marcus