Sae-Byeok

In the ending of Squid Game, Gi-hun (Seong Gi-hun) wins the final game and survives, but learns that the masked Front Man is his father, while his childhood friend Cho Sang-woo dies. Gi-hun returns home to his son, but the series closes with him receiving a call from the VIPs who orchestrated the games, setting up a potential second season.