After three years, one failed rebellion, and two seasons, Gi-hun has found a way to stop the inhumane game that treats players as mere animals. In a dramatic finale, he uses his final act of resistance to save a life while reiterating his stance against the dehumanization of players.
Source: https://www.vulture.com/article/squid-game-finale-recap-season-3-episode-6-humans-are.html