# WebtoonLib — Kingdom #687

## Series
- title: Kingdom
- slug: kingdom-b84df7

## Chapter
- number: 687
- release_date: 2025-05-29

### Summary
The fragile peace following the Zhao campaign is shattered from within as the Hi Shin Unit confronts a devastating internal crisis. Kyou Kai, twisted by the dark ritual she used to resurrect Xin, has lost control, turning on her comrades with the deadly precision of her assassin heritage. The unit's desperate struggle to save her is suddenly complicated by the arrival of Kyourei, another formidable warrior from their shared past. As this powerful and controversial new figure enters the fray, the tragic history of the Shiyuu clan comes to the forefront, forcing the unit to face the very darkness that threatens to consume one of their own.
- summary_source: graph_aggregator
- summary_verification: unverified

## Spoiler
- level: auto

### Safe teaser
The fragile peace following the Zhao campaign is shattered from within as the Hi Shin Unit confronts a devastating internal crisis.

### Spoiler summary
The fragile peace following the Zhao campaign is shattered from within as the Hi Shin Unit confronts a devastating internal crisis. Kyou Kai, twisted by the dark ritual she used to resurrect Xin, has lost control, turning on her comrades with the deadly precision of her assassin heritage. The unit's desperate struggle to save her is suddenly complicated by the arrival of Kyourei, another formidable warrior from their shared past. As this powerful and controversial new figure enters the fray, the tragic history of the Shiyuu clan comes to the forefront, forcing the unit to face the very darkness that threatens to consume one of their own.

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

## See also
- [WebtoonLib — Kingdom #687](/series/kingdom-b84df7/chapter-687)
- for_series_detail: /llms-series/kingdom-b84df7

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