There are aliens everywhere in Na Hong-jin’s HOPE.
But after watching the movie, some Korean viewers jokingly pointed to a completely different candidate:
Jo In-sung’s Sung-gi.
He is thrown around, crashes violently and survives situations that look almost impossible for an ordinary human.
One popular reaction was basically: forget the aliens—Sung-gi is the real alien.
It is funny.
But what if his ridiculous survival is not completely meaningless?
Sung-gi Survives Almost Everything
This became one of the most repeated jokes among Korean viewers.
During the chase, Sung-gi is thrown through the air and violently hits a tree.
Yet he keeps going.
Other characters suffer devastating consequences from accidents and attacks, while Sung-gi seems almost indestructible.
Naturally, viewers began asking:
How is this guy still alive?
The easiest answer is “plot armor.”
He is a major character, so the movie simply allows him to survive.
But HOPE gives us a reason to look a little deeper.
The Movie Keeps Talking About Death Being Reversed
Near the end of the film, the story introduces a much bigger idea.
The alien prince Kali is already dead.
But the aliens do not necessarily accept that death as final.
Mabeio is willing to sacrifice his own heart in an attempt to bring Kali back, while Zor speaks about faith in something that cannot yet be seen.
Suddenly, survival and resurrection are no longer just physical events.
They become part of the movie’s central theme.
Can a fate that appears finished still be changed?
Can death itself be reversed?
That makes Sung-gi’s strange durability more interesting.
Sung-gi May Be the Human Mirror of Mabeio
One interpretation of HOPE sees the humans and aliens as mirrors of each other.
And Sung-gi may have an alien counterpart: Mabeio.
Both display extraordinary life force.
But they use it in completely different ways.
Sung-gi survives.
Mabeio is prepared to sacrifice himself.
One desperately clings to his own life, while the other may give up his life to change someone else’s fate.
That contrast turns what initially looks like absurd “plot armor” into something thematically useful.
The human who looks almost impossible to kill is driven by survival.
The creature humans see as a monster is willing to die for another being.
So which one behaves more “humanely”?
Is Sung-gi Actually an Alien?
There is no solid evidence in the material presented by the film analysis that Sung-gi is secretly an alien.
That theory is mostly a joke inspired by how much punishment he survives.
And treating it as a confirmed twist would go too far.
But his survival may still matter.
The film repeatedly reverses our expectations of humans and aliens.
Humans can behave brutally.
Aliens can grieve, love and sacrifice themselves.
A creature that looks monstrous may act with compassion, while an ordinary-looking human may behave like an animal fighting only to survive.
Sung-gi’s almost superhuman durability fits neatly into that reversal.
The Post-Credit Scene Makes the Joke Even Stranger
Sung-gi’s survival becomes especially noticeable when he appears alive again after seeming to have suffered fatal injuries.
By this point, the movie has already introduced the idea that what appears finished may not truly be finished.
That does not prove Sung-gi has supernatural powers.
But it does make his return feel connected to the larger question HOPE keeps asking:
Should we believe only what we can see?
Kali appears dead.
The aliens still believe his fate can change.
Sung-gi appears finished.
Yet he survives.
Perhaps that parallel is more important than the mechanics of exactly how his body survived.
Maybe “Plot Armor” Is Part of the Point
Sung-gi may simply be an absurdly durable human.
He may be benefiting from classic movie logic.
Or Na Hong-jin may be deliberately exaggerating his survival to place a human and an alien on opposite sides of the same idea.
One refuses to die.
The other chooses to die so someone else might live.
That makes the funniest Korean viewer reaction surprisingly appropriate:
Maybe the strangest creature in HOPE isn’t an alien at all.
Not because Sung-gi is secretly from another planet.
But because the movie keeps making it harder to decide what being “human” actually means.