Me still trying to think positively but in an immature way:
Wanguk is strong enough to escape the locks and cuffs, then dug a hole with his barehand (through the container and dirt) then voila, alive and well
Okay nevermind, imma just accept the painful reality than this cringey and unrealistic imagination I just did ;-;
(I just wanted to let you know that the "Mindanao Scans", who translates and uploads this, are being hunted down by Legal Readers and also Authors)