# WebtoonLib — Sakamoto Days #175

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

## Chapter
- number: 175
- release_date: 2025-05-29

### Summary
A devastating flashback reveals the tragic origin of Slur, confirming the series' foundational tragedy: the death of Rion Akao. The chapter depicts the heart-wrenching moment a tormented Kei Uzuki, under the cruel command of his brother Asaki, makes Rion his first kill. Rion's fatal hesitation upon recognizing the boy she cared for sealed her fate with a single stab, an act that completely shattered Uzuki. This trauma forged his vengeful Slur persona and his all-consuming war against the JAA, recasting him as a tragic villain seeking to burn down the world for the person he lost, all while the true mastermind, Asaki, continues to pull the strings.
- summary_source: graph_aggregator
- summary_verification: unverified

### Key events
- Flashback confirms Uzuki killed Rion Akao on Asaki's orders, creating the 'Slur' persona.

### Characters involved
- Rion Akao — Supporting
- Kei Uzuki — Supporting

## Spoiler
- level: auto

### Safe teaser
A devastating flashback reveals the tragic origin of Slur, confirming the series' foundational tragedy: the death of Rion Akao.

### Spoiler summary
A devastating flashback reveals the tragic origin of Slur, confirming the series' foundational tragedy: the death of Rion Akao. The chapter depicts the heart-wrenching moment a tormented Kei Uzuki, under the cruel command of his brother Asaki, makes Rion his first kill. Rion's fatal hesitation upon recognizing the boy she cared for sealed her fate with a single stab, an act that completely shattered Uzuki. This trauma forged his vengeful Slur persona and his all-consuming war against the JAA, recasting him as a tragic villain seeking to burn down the world for the person he lost, all while the true mastermind, Asaki, continues to pull the strings.

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

## See also
- [WebtoonLib — Sakamoto Days #175](/series/sakamoto-days-301993/chapter-175)
- for_series_detail: /llms-series/sakamoto-days-301993

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