20 : | Erwin Smith: 57th Expedition Beyond The Wa...

Realizing she is cornered, the Female Titan lets out a unique, deafening scream that attracts every Titan in the vicinity.

While the official goal of the 57th Expedition was to secure a route to Shiganshina, Erwin’s true motive was a high-risk gamble to flush out a spy hiding within the military ranks. 20 : Erwin Smith: 57th Expedition Beyond the Wa...

"Those who can't abandon anything can't change anything. If there's anyone who can bring about change, it's someone capable of giving up what matters most." Realizing she is cornered, the Female Titan lets

The expedition is ultimately called off as a failure due to the high casualties and the escape of the spy. The episode ends on a tragic note as the cloaked mole, still hidden among the Scouts, ambushes Levi’s squad and kills Gunther Schultz, setting the stage for the devastating battles to follow. 57th Expedition Outside the Walls | Attack on Titan Wiki If there's anyone who can bring about change,

Erwin intentionally used Eren Yeager as bait to lure an intelligent Titan—later revealed as the Female Titan—into a trap.

Erwin's willingness to sacrifice hundreds of soldiers for a chance at capturing the enemy proves that for him, the only way to defeat monsters is to rise above humanity's limitations. Aftermath and the Cost of Failure

Only veteran Scouts who had survived for five years or more were briefed on this true mission to ensure that any potential mole was kept in the dark. A Game of Wits: Capture and Counter-Strike