Her death hits hard with devastating irony: Gi-hun finally has money to help her, but in the end, it was too late anyway.
After hearing her story, Ji-yeong sacrificed herself for Sae-byeok, which is even sadder considering Sae-byeok did not win the games so the sacrifice was for nothing.
His English dub was voiced by Tom Choi.
We learn that Ji-yeong killed her abusive father after he killed her mother.
In the Glass Bridge game, Sae-byeok crosses safely but is impaled by a piece of the exploding glass.
If the show were to end here, then it still has a satisfying ending based on hope.