# WebtoonLib — Who Can Define Popularity #21

## Series
- title: Who Can Define Popularity
- slug: who-can-define-popularity-9fed3c

## Chapter
- number: 21
- release_date: 2025-03-04

### Summary
The current chapter shifts focus to character dynamics and introduces new potential conflict. Siwon Cha gains significant reader approval for a new hairstyle featuring glasses and a ponytail, though his resolve to study during the summer break is humorously short-lived. His family life is highlighted, with his mother being overwhelmingly praised by readers for her supportive, encouraging, and comforting nature, which is seen as a refreshing dynamic. This contrasts with the introduction of Daun Hyung's father, a character who has created a sense of unease and suspicion among the audience. While his words seem to encourage his son to enjoy life beyond academics, his demeanor and Daun's strained reaction suggest an underlying pressure or a more sinister motive, leading to speculation that Daun's life is about to become more difficult. This new family-related tension adds another layer of complexity to the ongoing love triangle, where Siwon is pursued by both the popular Daun and his strikingly similar-looking female rival, Yoo-jung, signaling a shift towards a more dramatic and plot-heavy phase of the story.
- summary_source: graph_aggregator
- summary_verification: unverified

## Spoiler
- level: auto

### Safe teaser
The current chapter shifts focus to character dynamics and introduces new potential conflict.

### Spoiler summary
The current chapter shifts focus to character dynamics and introduces new potential conflict. Siwon Cha gains significant reader approval for a new hairstyle featuring glasses and a ponytail, though his resolve to study during the summer break is humorously short-lived. His family life is highlighted, with his mother being overwhelmingly praised by readers for her supportive, encouraging, and comforting nature, which is seen as a refreshing dynamic. This contrasts with the introduction of Daun Hyung's father, a character who has created a sense of unease and suspicion among the audience. While his words seem to encourage his son to enjoy life beyond academics, his demeanor and Daun's strained reaction suggest an underlying pressure or a more sinister motive, leading to speculation that Daun's life is about to become more difficult. This new family-related tension adds another layer of complexity to the ongoing love triangle, where Siwon is pursued by both the popular Daun and his strikingly similar-looking female rival, Yoo-jung, signaling a shift towards a more dramatic and plot-heavy phase of the story.

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

## See also
- [WebtoonLib — Who Can Define Popularity #21](/series/who-can-define-popularity-9fed3c/chapter-21)
- for_series_detail: /llms-series/who-can-define-popularity-9fed3c

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