Just as Eren was about to consume Annie to uncover her secrets, she encased herself in an indestructible diamond-like crystal. This act left the Survey Corps with a "pyrrhic victory"—they captured her, but she remained in a comatose state, unable to provide any information about the other Titans hiding among them. The Final Revelation The episode concludes with several major developments:
Commander Erwin Smith faced a government hearing regarding the damage to the city, but he successfully argued that the Survey Corps should remain active to hunt the remaining enemies. Shingeki no Kyojin Episode 25
Episode 25 - Story about the miner from the anime intermission Just as Eren was about to consume Annie