The DramaNext guide
What The Deep Freeze Returns, but My Fortress Stays in Spring is about
Foreseeing an apocalyptic deep freeze, a brilliant scientist secretly builds a high-tech greenhouse fortress. When the cataclysm strikes, turning the world into a frozen wasteland, greedy ex-colleagues try to seize her shelter by force. After repelling them, she forms a tight-knit survival team to maintain their haven and brave the bitter elements.
iDrama released it as 36 bite-size episodes mixing secret identity, made to watch on a phone in one sitting or a few.
Is it worth watching?
Watch it for waiting for the truth about who the lead really is to come out.
At about 43–79 minutes in total, it's quicker to finish than most full-length series.
How to watch it
Start from episode 1 below; autoplay takes you to the next episode when one ends, and nothing needs a sign-up. It was added to DramaNext on Oct 16, 2026.
