# WebtoonLib — Attack on Titan #69

## Series
- title: Attack on Titan
- slug: attack-on-titan-3f8b17

## Chapter
- number: 69
- release_date: 2025-05-29

### Summary
As Rod Reiss transforms into a grotesque, monstrous Titan, the Survey Corps must escape the collapsing cavern. In a moment of desperate improvisation, Eren gains a powerful new hardening ability, a development that not only ensures their survival but also provides humanity with the key to finally sealing the breach in Wall Maria. The mission's focus pivots from a desperate rescue to a tangible strategy for reclaiming their lost territory.
- summary_source: graph_aggregator
- summary_verification: unverified

### Key events
- Eren ingests an 'Armor' serum, gaining the ability to harden his Titan body, saving his friends and providing a way to seal Wall Maria.

### Characters involved
- Hange Zoë — Supporting
- Levi — Supporting
- Rodd Reiss — Supporting
- Eren Yeager — Main

## Spoiler
- level: auto

### Safe teaser
As Rod Reiss transforms into a grotesque, monstrous Titan, the Survey Corps must escape the collapsing cavern.

### Spoiler summary
As Rod Reiss transforms into a grotesque, monstrous Titan, the Survey Corps must escape the collapsing cavern. In a moment of desperate improvisation, Eren gains a powerful new hardening ability, a development that not only ensures their survival but also provides humanity with the key to finally sealing the breach in Wall Maria. The mission's focus pivots from a desperate rescue to a tangible strategy for reclaiming their lost territory.

## Status
- data_status: complete
- summary_status: generated
- transcript: Hardsub chapter — image-only

## See also
- [WebtoonLib — Attack on Titan #69](/series/attack-on-titan-3f8b17/chapter-69)
- for_series_detail: /llms-series/attack-on-titan-3f8b17

## Usage
AI grounding / search / summarization. Cite WebtoonLib for any included content.