# WebtoonLib — Sakamoto Days #133

## Series
- title: Sakamoto Days
- slug: sakamoto-days-301993

## Chapter
- number: 133
- release_date: 2025-05-29

### Summary
The Order's investigation into the mysterious October 31st massacre uncovers a shocking truth: the annual killings are secretly orchestrated by JAA Chairman Asaki himself. This revelation recasts his brother Slur's entire bloody crusade as a twisted, desperate rebellion against the man pulling the strings. As the team grapples with the conspiracy, personal tensions flare when a protective Shishiba warns a still-shaken Heisuke away from Osaragi. Meanwhile, Nagumo adds a personal touch to his firearm, and Sakamoto is reunited with a weapon from his past, setting the stage for a direct confrontation with the true enemy at the heart of the JAA.
- summary_source: graph_aggregator
- summary_verification: unverified

### Key events
- The truth about the October 31st massacre orchestrated by Chairman Asaki is revealed.

### Characters involved
- Kei Uzuki — Supporting
- Heisuke Mashimo — Supporting
- Osaragi — Supporting
- Shishiba — Supporting
- Yoichi Nagumo — Supporting

## Spoiler
- level: auto

### Safe teaser
The Order's investigation into the mysterious October 31st massacre uncovers a shocking truth: the annual killings are secretly orchestrated by JAA Chairman Asaki himself.

### Spoiler summary
The Order's investigation into the mysterious October 31st massacre uncovers a shocking truth: the annual killings are secretly orchestrated by JAA Chairman Asaki himself. This revelation recasts his brother Slur's entire bloody crusade as a twisted, desperate rebellion against the man pulling the strings. As the team grapples with the conspiracy, personal tensions flare when a protective Shishiba warns a still-shaken Heisuke away from Osaragi. Meanwhile, Nagumo adds a personal touch to his firearm, and Sakamoto is reunited with a weapon from his past, setting the stage for a direct confrontation with the true enemy at the heart of the JAA.

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

## See also
- [WebtoonLib — Sakamoto Days #133](/series/sakamoto-days-301993/chapter-133)
- for_series_detail: /llms-series/sakamoto-days-301993

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