All Quarantine Zone: The Last Check endings and how to get them

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Checkpoint Alpha establishing shot with armed men and survivors inside the Block

Screenshot via Brigada Games

Protect the wall, check the survivors, and analyze zombies for symptoms. Good luck.

Image of Hadley Vincent

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Published: Jan 13, 2026 11:06 am

The fate of humanity is left in your hands; to find the infected of Quarantine Zone: The Last Check and to keep those hordes from destroying everything you’ve built. How thorough is your inspection, and can you keep everyone inside The Block safe for evacuation?

Stay vigilant, follow orders, and discover what ending is on the horizon inside Quarantine Zone. Moving from Tutorial mode to the Campaign, there are two endings to get in Quarantine Zone, separated into the good and the bad. For this Papers, Please-style medical sim set at the start of a zombie apocalypse, your choices determine the outcome of the human race. It’s a lot to carry on your shoulders, but someone has to do it. So, here’s a rundown on how to get both endings in The Last Check.

Quarantine Zone ending guide

The Campaign consists of 26 days, where you can either leave via the helicopter or stay, resulting in Endless mode from the 27th day if you find success inside Checkpoint Alpha. The goal is to evacuate the uninfected to “give humanity a chance.” From upgrading The Block, ensuring no one dies inside it, and researching new symptoms to diagnose more effectively, there are many ways you can fumble the bag and lessen humanity’s chances of survival.

So, here’s what you need to do to keep the medical sim cogs turning in the right direction.

Good ending – Good Work, Son

Survivor evacuation with people lining up, waiting to go to either science truck or military truckImage via Devolver Digital

What you need to remember when navigating the perilous and at times, comedically janky Checkpoint Alpha is that your uninfected takes top priority in this mission. The way to ensure this is to be vigilant in your inspections; sending infected to liquidation and the Laboratory for symptom analysis, the sick into Quarantine for rechecking, and the symptomless into the Survivor Block. It’s guaranteed you’ll let in an infected during your playthrough, but so long as they’re placed into Quarantine, you can wait out their symptoms and move them into the zombie cage before they transform.

The goal is to fulfil every Evacuation Quota. These are scripted and always appear at the end of days: 5, 10, 15, 21, and 26. While you don’t need 5/5 successful quotas, having four fulfilled correctly helps you get the good ending. Here’s what to expect from each quota:

  • Day 5 – Five uninfected.
  • Day 10 – Nine uninfected and zombie cage.
  • Day 15 – 14 uninfected and zombie cage.
  • Day 21 – 17 uninfected and zombie cage.
  • Day 26 – 18 uninfected and zombie cage.

Any infected count as a member of the quota, so it’s always best to send a couple more survivors so you can reach the uninfected quota total. This is because the quota is tallying the number of Non-Infected to send via the Science and Military Trucks, so infected survivors will count against the tally.

A zombie locked in the Cage of the LaboratoryScreenshot via Devolver Digital

Another key part is to remember the zombie cage. This is another scripted moment that comes into fruition from Day 10 with the “Hi Doggy” questline. You need a zombie inside the cage for four out of five evacuations, or you will fail them. Manually move the zombie into the cage from Quarantine. You can only send one at a time. The cage is automatically evacuated to the science division so long as you have a zombie inside it. Refer to the yellow dot next to the cage icon in the top-left corner of the screen (yellow dot means you’ve contained a zombie), beside the three-person survivor icon, and remember to keep the zombie well-fed with one corpse per day.

Finally, consistently aim for zero deaths inside the Survivor Block. To do so, send patients to the correct sector, and only those clear from signs of infection and safe from contraband should enter the Block. Keeping the survivors safe is directly tied to The Last Check‘s Tasks, so complete the quests as you’re playing through the game.

Bad ending – SNAFU

Symptoms menu in The Last Check with eyes, bite marks, and bloodied face as signs of infectionImage via Devolver Digital

The bad ending can be achieved by doing the opposite of what’s expected of you. Should the Quarantine Zone Wall fall during the zombie waves that you must shoot at with the drone at the end of each day, or if you neglect/fail Tasks, you’re increasing the odds of receiving the bad ending.

Missing three or more Evacuation Quotas also contributes to getting the bad ending. Even if you send the required number of uninfected to the Military or Science Trucks, not having a zombie cage in Evacuation Quotas four to five results in failure. Sending patients to the wrong sector, healthy survivors into liquidation, or infected with the zombie virus into The Block are poor inspections, and yet another reason to reward your work with the bad ending.


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