She Would Never Know 선배, 그 립스틱 바르지 마요

She Would Never Know

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She Would Never Know is a an adaptation of a popular web novel, will tell the love story of the perfectionist Yoon Song Ah (played by Won Jin Ah) and her dashing younger colleague Chae Hyun Seung (played by Rowoon), who works with her on the marketing team for a cosmetics brand.

  • Drama: She Would Never Know (English title) / Sunbae, Don’t Put on That Lipstick (literal title)
  • Revised romanization: Sunbae, Geu Lipstick Bareujimayo
  • Hangul: 선배, 그 립스틱 바르지 마요
  • Director: Lee Dong-Yoon
  • Writer: Elise (novel), Chae Yoon
  • Network: JTBC
  • Episodes:
  • Release Date: January 18, 2021 —
  • Runtime: Mon & Tue 21:30
  • Official Website


Yoon Song-A (Won Jin-A) works as a marketer for a cosmetic brand. She enjoys her job and does it with vigor. Her dream is to start her own cosmetic brand.

Meanwhile, Chae Hyun-Seung (Ro Woon) works with Yoon Song-A as a marketer. He becomes attracted to Yoon Song-A and tries to develop a romantic relationship with her. However, Yoon Song-A rebuffs his advances, because she does not see younger guys as dating partners.


  1. She Would Never Know Torrent Files takes over the JTBC’s Monday & Tuesday 21:30 time slot previously occupied by “Live On.”
  2. Download subtitles for She Would Never Know here.

She Would Never Know Torrent Files

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