# WebtoonLib — Heart-Pounding Planet #15

## Series
- title: Heart-Pounding Planet
- slug: heart-pounding-planet-jh3bbyfp

## Chapter
- number: 15
- chapter_key: 15-hqvg53
- release_date: 2026-10-11

### Summary
At the lavish birthday party of Arazi Geliştirme Enstitüsü President Kwon Hongshik, his grandson Beomju clashes with his grandfather over money and loneliness. Beomju, a philosophy student freshly discharged from the military, loses his phone and switches to his friend Kim Jungshik's spare phone. On the phone, he finds messages from Little Rock, who has a platonic crush on Seungjo, in the installed Heart Pounding Planet app. He writes back to her, and the two decide to meet at Bupyeong Station.
- summary_language: en
- summary_source: chapter_translation
- summary_verification: verified

### Key events
- Beomju attends Kwon Hongshik's lavish birthday party alone and argues about money and being single.
- Beomju loses his phone at the party, fails to find it in lost and found, and switches to a spare military phone.
- Beomju receives his grandfather's autobiography as a party gift and says he will use it as a coaster.
- On the spare phone's Heart Pounding Planet app, Beomju reads messages from Little Rock confessing platonic love for Seungjo.
- Beomju argues with Little Rock over a harsh comment then starts daily philosophical chats.
- After learning her crush is dating someone, Beomju invites Little Rock to meet at Bupyeong Station fountain and sees her in person.

## Spoiler
- level: auto

### Safe teaser
At the lavish birthday party of Arazi Geliştirme Enstitüsü President Kwon Hongshik, his grandson Beomju clashes with his grandfather over money and loneliness.

### Spoiler summary
At the lavish birthday party of Arazi Geliştirme Enstitüsü President Kwon Hongshik, his grandson Beomju clashes with his grandfather over money and loneliness. Beomju, a philosophy student freshly discharged from the military, loses his phone and switches to his friend Kim Jungshik's spare phone. On the phone, he finds messages from Little Rock, who has a platonic crush on Seungjo, in the installed Heart Pounding Planet app. He writes back to her, and the two decide to meet at Bupyeong Station.

## Status
- data_status: complete
- summary_status: editorial
- transcript: Transcript manifest fetch failed

## See also
- [WebtoonLib — Heart-Pounding Planet #15](/series/heart-pounding-planet-jh3bbyfp/chapter-15-hqvg53)
- for_series_detail: /llms-series/heart-pounding-planet-jh3bbyfp

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