Cortana (level)
From Halopedia, the Halo wiki
"Cleanse High Charity. Save Cortana."
Cortana is the 9th campaign mission of Halo 3.
It takes place in a Flood infested High Charity and is involved with the Index from Installation 04.
Upon completing it on the Normal, Heroic, or Legendary difficulties, the player will earn the "The Key" achievement and 40 Gamerpoints.
References
| Preceded by The Covenant |
Halo 3 Campaign Missions Cortana |
Succeeded by Halo |
