The layers come into play, though, when you start moving those pieces around the game board, and Squid Game does a brilliant job of that in its second season, when it puts the Front Man into the game as player 001—except the viewers are the only ones who know who he really is.

The wild Squid Game theory proposes that Player 149 isn’t actually the innocent old lady we all think she is, but is actually Player 001’s boss and the mastermind behind the whole operation. But what are the signs that hint there might be more to Player 149 than first meets the eye? Let’s find out!

Squid Game season 2, which was released on Dec. 26, ended with a major cliffhanger. In the seventh and final episode, Gi-hun ( Lee Jung-jae) leads an uprising of the players, which results in the brutal murder of his best friend, Jung-bae (Lee Seo-hwan), at the hands of the Squid Game supervisor: Front Man (Lee Byung-hun).

But there's plenty of behind-the-scenes footage that shows how much fun the set could be -- while also being a lot of hard work. While at least one of Season 2's games managed to make a lot of the cast sick,

"Squid Game" is one of Netflix's most popular shows of all time - but it still has plenty of plot holes that'll confuse sharp-eyed viewers.