# WebtoonLib — Shounen no Abyss #139

## Series
- title: Shounen no Abyss
- slug: shounen-no-abyss-37d5ec

## Chapter
- number: 139
- release_date: 2025-05-29

### Summary
The harrowing flashback into Yuuko Kurose's past continues, unearthing a truth more horrifying than previously imagined. While her abusive father created a toxic environment, the chapter delivers a gut-wrenching twist, revealing that the true source of her deepest trauma was a young Kazumasa Fukami, Reiji's future stepbrother. This shocking revelation recasts the family's entire history, exposing a cycle of abuse and depravity that predates Reiji and cements his fate as an inheritance of generational torment.
- summary_source: graph_aggregator
- summary_verification: unverified

## Spoiler
- level: auto

### Safe teaser
The harrowing flashback into Yuuko Kurose's past continues, unearthing a truth more horrifying than previously imagined.

### Spoiler summary
The harrowing flashback into Yuuko Kurose's past continues, unearthing a truth more horrifying than previously imagined. While her abusive father created a toxic environment, the chapter delivers a gut-wrenching twist, revealing that the true source of her deepest trauma was a young Kazumasa Fukami, Reiji's future stepbrother. This shocking revelation recasts the family's entire history, exposing a cycle of abuse and depravity that predates Reiji and cements his fate as an inheritance of generational torment.

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

## See also
- [WebtoonLib — Shounen no Abyss #139](/series/shounen-no-abyss-37d5ec/chapter-139)
- for_series_detail: /llms-series/shounen-no-abyss-37d5ec

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