# WebtoonLib — Dr. Stone #115

## Series
- title: Dr. Stone
- slug: dr-stone-5eb95b

## Chapter
- number: 115
- release_date: 2025-05-29

### Summary
The mystery of the time capsule is solved, revealing the heartbreaking and poignant final story of the original astronauts. Through a message from the past, the full weight of Byakuya Ishigami's unwavering faith in his son is unveiled, detailing the struggles and ultimate sacrifice of the last of the old world. While Senku remains stoic, the tale of his father's final moments—passing away peacefully under the stars, certain of Senku's eventual return—provides a deeply emotional foundation for the Kingdom of Science's mission.
- summary_source: graph_aggregator
- summary_verification: unverified

### Key events
- Senku recovers the Platinum from the Soyuz capsule, enabling the mass production of revival fluid.

### Characters involved
- Byakuya Ishigami — character
- Senkuu Ishigami — character

## Spoiler
- level: auto

### Safe teaser
The mystery of the time capsule is solved, revealing the heartbreaking and poignant final story of the original astronauts.

### Spoiler summary
The mystery of the time capsule is solved, revealing the heartbreaking and poignant final story of the original astronauts. Through a message from the past, the full weight of Byakuya Ishigami's unwavering faith in his son is unveiled, detailing the struggles and ultimate sacrifice of the last of the old world. While Senku remains stoic, the tale of his father's final moments—passing away peacefully under the stars, certain of Senku's eventual return—provides a deeply emotional foundation for the Kingdom of Science's mission.

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

## See also
- [WebtoonLib — Dr. Stone #115](/series/dr-stone-5eb95b/chapter-115)
- for_series_detail: /llms-series/dr-stone-5eb95b

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