The first trailer for the second season of Squid Game has been released, thrusting viewers back into the deadly arena where champion Seong Gi-hun has returned to play once more. Three years after his victory in the lethal series of children's games Gi-hun returns as Player 456 and is joined by hundreds of new players - and tries to lead them to safety. The first season of the South Korean drama followed a group of 456 people, desperate and in debt, fighting to the death for a huge cash prize.

It became Netflix's biggest ever series launch , streamed by 111 million users in its first 28 days. The trailer opens as the sinister masked guards welcome a new cast of characters to the competition. They are despatched for their first game, also familiar from season one: Red Light Green Light.

Despite Gi-hun's efforts to coach the players across the finish line to safety, things take a lethal turn. As in season one, the players get to vote to stop the game or keep playing. While Gi-hun encourages them to focus on "getting out of this place," the players ignore his pleas.

"One more game," they chant, as the cash prize fills a giant piggy-bank dangling above them. Director Hwang Dong-hyuk said: “Gi-hun’s endeavor to find out who these people are and why they do what they do is the core story of season two.” Also returning is the black-masked mysterious Front Man, who oversees the games, and Hwang Jun-ho, the police detective that broke into the games last season to search for his .