K-Drama ‘She Would Never Know’ Full Cast and Crew List & Plot Synopsis

She Would Never Know is a South Korean television series starring Won Jin-ah, Rowoon, Lee Hyun-wook, Lee Joo-bin and Lee Kyu-han. Based on the 2017 web novel Senior, Don’t Put on That Lipstick by Elise (Elize), it premiered on JTBC on January 18, 2021.

She Would Never Know Plot Synopsis

The series tells the story of people working on the marketing team of a cosmetics brand, with a focus on the senior/junior relationship of Yoon Song-ah (Won Jin ah) and Chae Hyun-seung (Rowoon).

She Would Never Know Cast and Crew

Won Jin-ah as Yoon Song-ah, a senior at KLAR cosmetics 2 years elder in work experience and 1 year elder in age from Hyun seung. She was in a relationship with BM Lee for 2 years.

Rowoon as Chae Hyun-seung, a intern who started to lie Song-ah on their first encounter itself. He was the first one to know about Song-ah and BM Lee’s relationship.

Lee Hyun-wook as Lee Jae-shin

Lee Joo-bin as Lee Hyo-joo

Lee Kyu-han as Lee Jae-woon

Wang Bit-na as Chae Ji-seung


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She Would Never Know Additional Cast Members

Park Han-sol as Lee Se-rim

Park So-yi as Kang Ha-eun

Choi Jung-won as Ryu Han-seo

Lee Dong-ha as Kang Woo-hyun

Ha Yoon-kyung as Chae Yeon-seung

Lee Ji-hyun as Oh Wol-son

Kang Hye-jin as Kim Ga-young

Ahn Se-ha as Kwon Sung-yeon

Yang Jo-ah as Yoo Jae-gyum

Kim Han-na as Ahn Yoo-sun

Kim Hye-in as Kang Soo-mi

Kwon Han-sol as Do Ye-jin

Kim Kwang-kyu as Kim Joong-hyuk

Kim Min-gwi as Model

Jeon Gook-han as Chairman Lee

She Would Never Know Plot Explored

A marketer by the name of Yoon Song-A (Won Jin-A) works for a cosmetic firm. She enjoys her work and does it enthusiastically. Her ambition is to establish her own cosmetic brand. Meanwhile, Ro Woon Chae Hyun-Seung (Chae Hyun-Seung Ro Woon) works as a marketer with Yoon Song-A.

He becomes interested in Yoon Song-A and attempts to start a relationship with her. Yoon Song-A, on the other hand, rejects his advances since she is unwilling to consider younger males as dating partners.

She Would Never Know Highlights

“She Would Never Know” will replace “Live On” and “Off The Course” on JTBC’s Monday and Tuesday 21:00 time slot beginning March 15, 2021. Based on the novel Sunbae, Geu Lipstick Bareujimayo by Elise (published November 13, 2017 by Graebooks).

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