Into Harshness

"Into Harshness" was the eighty-seventh episode of. It was the eighth episode of the fourth season.

Summary
When a group of divergent Hirogen start attacking Starbase 78 and various Federation starships, the Phoenix-X and called to assemble its task force to deal with it-- but with unexplained behaviour, the Hirogen appear to be more than they seem. Meanwhile, Red investigates possible Starfleet communications before the Hobus star incident that happened three years prior.

Background information

 * The Phoenix-X's task force was last seen in "Loyalties, Part I & II". In those episodes it was called Flame Squad.
 * Red's investigation relates to events seen in, 's , and.