MW4 · Campaign
Defection
Sneak into a North Korean airbase at night to sabotage missile carriers, then fight your way out.
- Location
- Air Base 3, North Korea
- Playing as
- Pvt. Park Hyun-Jun (also Jae and Dunn)
- Type
- Stealth / Combat
Walkthrough
12 steps across 4 objectives
- Deactivate the Generator
As Park, take a suppressed weapon from the truck and follow Kal inside.
- Deactivate the Generator
Shoot one of the two guards by the generator switch while Kal takes the other.
- Deactivate the Generator
When Kal kills the power, switch on night vision and drop the two guards who come through the door.
- Plant Explosives
Plant charges on the first and second hypersonic missile carriers, then kill the two guards at the control panels.
- Plant Explosives
Hold off on the third carrier. When the double door on the east side opens, kill the four guards fast before reinforcements and attack dogs join them.
- Plant Explosives
Plant the last charge on the third carrier and leave through the double doors.
- Attack the Airbase
Get into cover with Moon and Kal and fight off the troops attacking across the airbase.
- Attack the Airbase
Switch to Jae in the control tower and use the sniper rifle on the rooftop enemies firing at Dunn.
- Attack the Airbase
Switch to Dunn and use the RPG on the mortar, the enemy vehicles and the three BMPs.
No clear shot? Switch back to Park and use a bomb drone from the drone chest next to him.
- Attack the Airbase
Bring down the attack helicopter with Dunn's RPG or a bomb drone as Park.
- Escape the Airbase
Run across the runway to the friendly helicopter at the far end and climb aboard.
- Escape the Airbase
Once you're in the air, hold the button to set off the charges.
Rewards for finishing
- Double Weapon XP Token
Story recapSpoilers
Story
Smuggled into Air Base 3 with Ko Jin-Hyuk’s help, the squad cuts the power and rigs the hypersonic missile carriers in the hangar with explosives.
Commander Ri Ju-Young sends troops to stop them, and the raid turns into an open battle across the airfield. Ko commits to his defection for good, turning his rifle on North Korean soldiers in the control tower.
The team fights its way to a South Korean rescue helicopter, and as it lifts off they blow the charges and destroy the base behind them.
Sources
- Game8: Defection walkthrough (2026-10-18)
- KeenGamer: MW4 campaign walkthrough, all 16 missions (2026-10-17)
- TheGamer: MW4 campaign missions and objectives (2026-10-25)
- U4N: MW4 campaign guide (2026-11-11)