The Qualifying rounds continue on the world's most challenging obstacle course. The top 20 athletes of the night advance to the semifinal.

In Northern Wyoming's Powder River Valley, a group of ranchers band together to protect their rights to graze cattle; a powerful cabal of cattle barons smear the ranchers as common thieves and plot an invasion.

Connor is forced to reconnect with people from his pre-Library life, and must defeat an old adversary who has grown powerful in his absence.

Even as Gi-hun supports Jun-hee amid rising tensions, she must make a pivotal decision. Before the final game, the Front Man gives Gi-hun an ultimatum.

Sydney's guilt drives her to panic. Ebraheim is pitched an idea that could shape the restaurant's future.

Award-winning pastry chef Philip Khoury sets an elimination pressure test.