MW4 DMZ Operation Fallen Ember Walkthrough
Reported by one source (DMZ Codex), read 21 October 2026. Not official and not yet confirmed by a second source.
Operation Fallen Ember is an MW4 DMZ Story Mission at Haneul Nuclear Reactor. It has 3 objectives and pays $25,000 DMZ Cash, and it unlocks The Cargo Plane.
| Location | Haneul Nuclear Reactor |
|---|---|
| Mission threat | Extreme (area up to High, official rating) |
| Recommended gear | 3-plate armor vest, a medkit, a gas mask and radiation blockers |
| Rewards | $25,000 DMZ Cash; DMZ Codex also lists a Reactor DRC Locker key |
| Unlocks | The Cargo Plane (reported) |
Operation Fallen Ember objectives
- Breach the reactor
- Secure the rods
- Extract the decontaminated rods
Tick these off in the MW4 DMZ mission tracker; it saves in your browser.
How to complete Operation Fallen Ember
A step-by-step route has not been reported yet beyond the objectives above. Follow the mission markers in order, and bring the gear listed in the table. We will add the route once players report it.
About Haneul Nuclear Reactor
A breached nuclear plant on the northeast coast. The reactor is High threat and covered by a radioactive cloud: you need radiation protection and a gas mask to survive inside. See its named zones and threat levels on the Haneul Nuclear Reactor page, or find it on the MW4 DMZ map.
Key reward
DMZ Codex lists the Reactor DRC Locker key as a reward for this mission. That key opens a DRC weapons locker in Reactor 02’s irradiated pool, reported at grid H4.
Other MW4 DMZ Story Missions
- Operation Critical Extraction · Mirae General Hospital
- Operation Silent Ledger · Heavenly Luck Casino, Cheongun Village
- Operation Shopping Hacks · NuriGO Mall
- Operation Iron Citadel · Chang-san Air Base
- Operation Grid Assault · The Grid