Neifenmer asked you to get rid of the Lepharist Revolutionaries so that their plans may be delayed.
Step 1. Bring the proof that you killed some Watch BodyguardSuspicious people camping on Calderon Hill.s and Watch ShamanSuspicious people camping on Calderon Hill.s to NeifenmerAn Archon Sentinel of Altgard Observatory in Calderon Hill. He is very tense.. (You need to collect: Lepharist Insignia)
Step 1.3 Return to NPC Neifenmer to finish the quest