ShortBox
KO
I Became the Bully Heir’s Stepsister

I Became the Bully Heir’s Stepsister

Poor scholarship student Yuna becomes the stepsister of chaebol heir Seungho, and living under the same roof, falls into a dangerous first love.

74 EP★ 5 · 1 ratings
로맨스청춘·하이틴재벌·신분상승학교금지된사랑상류층

Go Yuna earns a spot at Korea International High — an elite school for the top one percent — through an equal opportunity scholarship.

  • 4.3M

    Vigloo views

  • 121K

    Vigloo followers

Figures published by each app · as of 2026-10-26

Synopsis from Vigloo · Read the original

Available on

  • Viglooen

    I Became the Bully Heir’s Stepsister

    Episodes 74Free episodes 10auto4.3M views

    Watch Ep. 1 freeWatch
  • Viglooko

    재벌 선배의 여동생이 되었습니다

    Episodes 74Free episodes 10auto4.3M views

    Watch

After episode 10?

  • Vigloo: 64 episodes left after the free 10 (74 in all)

    • Free unlockup to 5 episodes a day by ads
    • By ads alone, about 13 days to watch the last 64 episodes
    • Membership$17.99/week · $35.99/month · $149.99/year
    Source · checked 2026-09-18

    First episode of every title free; ads unlock up to 5 episodes a day (Vigloo FAQ). Prices from the App Store in-app purchase list. (App Store 목록·공식 FAQ 확인) · original

Compare free and paid rules by app →

Worth watching past the 10 free episodes?

Only if you've watched it. No sign-up.

3 of 6 viewers say it's worth finishing

Cast

Ki Hyunwoo · Min Chaeun · Lee Yunseo · Jeon Minju · Kim Myungchan · Yoon Yihyun · 기현우 · 민채은 · 이윤서 · 전민주 · 김명찬 · 윤이현

Also known as

  • 재벌 선배의 여동생이 되었습니다

FAQ

What is I Became the Bully Heir’s Stepsister?

I Became the Bully Heir’s Stepsister is a short drama in 74 episodes on Vigloo. It came out on October 8, 2026.

How many episodes does I Became the Bully Heir’s Stepsister have?

74 episodes in all.

How many episodes of I Became the Bully Heir’s Stepsister are free?

Free episodes: 10 on Vigloo. After that, each app's coins or membership apply. How to keep watching free on Vigloo · Compare the apps' free and paid policies

Where can I watch I Became the Bully Heir’s Stepsister?

It is on Vigloo. Episode 1 plays in your browser, no app needed.

What is I Became the Bully Heir’s Stepsister called in Korean?

The Korean edition is titled “재벌 선배의 여동생이 되었습니다”.

Ratings & comments

Viewer rating

5.0/ 5.0

1 rating

Rated 4 or higher100%

Tap a star to rate

0
Comments need a nickname
0/1000

Comments· Newest

No comments yet

One star is enough, no sign-up. A line from you helps the next visitor decide whether to watch.