# WebtoonLib — Atonement, For Your Cruelty #1: Prologue

## Series
- title: Atonement, For Your Cruelty
- slug: atonement-for-your-cruelty-3u5rla9z

## Chapter
- number: 1
- chapter_key: 1-ftst7s
- title: Prologue
- release_date: 2026-11-09

### Summary
In Atonement, For Your Cruelty, Marquis Reichenbart faces an unexpected turning point as he searches for the traitor who destroyed his house and the key to vault No. 5555, which has been sealed for 25 years. In his conversation with Grand Duke Baden, he admits he still has not found the key, yet the key he has been searching for all over the world appears in the hands of a mysterious foreign woman. As he questions how this woman he thought ordinary has turned into a living key, he wonders what atonement will turn him into.
- summary_language: en
- summary_source: chapter_translation
- summary_verification: verified

## Spoiler
- level: auto

### Safe teaser
In Atonement, For Your Cruelty, Marquis Reichenbart faces an unexpected turning point as he searches for the traitor who destroyed his house and the key to vault No.

### Spoiler summary
In Atonement, For Your Cruelty, Marquis Reichenbart faces an unexpected turning point as he searches for the traitor who destroyed his house and the key to vault No. 5555, which has been sealed for 25 years. In his conversation with Grand Duke Baden, he admits he still has not found the key, yet the key he has been searching for all over the world appears in the hands of a mysterious foreign woman. As he questions how this woman he thought ordinary has turned into a living key, he wonders what atonement will turn him into.

## Status
- data_status: partial
- summary_status: editorial

## Transcript
- transcript_source: community
- transcript_language: en
- transcript_bubbles: 35

### Content
LONG AGO,
I LET A SINGLE, WORTHLESS BASTARD SLIP THROUGH MY FINGERS ACROSS THE CONTINENT.

THE TRAITOR WHO BROUGHT RUIN TO MY HOUSE
AND DROVE MY FATHER TO HIS DEATH.

ALMOST EVERY LEAD ON HIM...

MARQUIS REICHENHART.
THE SAFE YOU'VE HAD YOUR EYE ON...
NUMBER 5555.

HAVE YOU STILL
NOT FOUND THE KEY?
NO, GRAND DUKE BADEN.

I HAVE NOT.
WHEN DO YOU THINK YOU'LL BE ABLE TO OPEN IT?
YOU ARE THE PRESIDENT OF FELPE BANK, AFTER ALL.

...SEEMS TO HAPPEN WITHOUT WARNING.
COULD YOU PLEASE TELL ME
THE SAFE NUMBER FOR THIS KEY AGAIN?

THE ONE KEY THAT CAN OPEN A SAFE UNTOUCHED FOR 25 YEARS.
IT'S FOR... NUMBER 5555.

THE KEY I'D SEARCHED THE WHOLE WORLD FOR, TO NO AVAIL...
THAT WOMAN...

WHAT'S HER NAME?
...HAS NOW APPEARED IN THE HANDS OF A MYSTERIOUS FOREIGN WOMAN.

I'D VAGUELY ASSUMED
I WOULD FIND IT IN THE POSSESSION OF SOMEONE HIGH UP.
TO THINK IT WAS JUST SOME WOMAN LIKE THIS.

NNGH...!

RELAX.

STUBBORN, AREN'T YOU?

HAS THIS WOMAN
NOW BECOME A LIVING KEY?

WHEN WILL YOU BE BACK?

WHAT A POINTLESS QUESTION.

IF I'D KNOWN

WHAT YOUR ATONEMENT WOULD TURN ME INTO...

## See also
- [WebtoonLib — Atonement, For Your Cruelty #1: Prologue](/series/atonement-for-your-cruelty-3u5rla9z/chapter-1-ftst7s)
- for_series_detail: /llms-series/atonement-for-your-cruelty-3u5rla9z

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