Month before it finally aired, JTBC's forthcoming romance drama "Sunbae, Don't Put on That Lipstick" spoiled the viewers again with another teaser!

Based on a popular web novel, "Sunbae, Don't Put on That Lipstick" tells the intricate love story of a sunbae and her junior who happens to be working in the same marketing team for a cosmetic brand. The perfectionist cosmetic marketer Yoon Song Ah will be played by Won Jin Ah. SF9's Rowoon will be playing the role of a dashing and charming junior colleague Chae Hyun Seung.

During his time of working with his sunbae, Chae Hyun Seung will soon develop a special feelings for his colleague Yoon Song Ah, who happens to be older than him.He will do everything just to show his interest towards the person he likes. But for Yoon Song Ah, she is not interested in falling in love with a guy who is younger than her, even though Chae Hyun Seung showed a lot of affection, she could not see him as anyone special for her.

ALSO READ: SF9 Rowoon and Won Jin Ah's Chemistry Radiates in New Stills for "Sunbae, Don't Put on That Lipstick"

After releasing the first and second teasers of the drama, which displayed different heart-fluttering romance between Chae Hyun Seung and Yoon Song Ah, the newly unveiled teaser will concentrate on their relationship within the workplace as it shows the line of work and love balance that they will have.

In the beginning of the video, Yoon Song Ah is saying her lines, "I think marketers always have to consider the consumer when they make their products." Showing that she is testing different cosmetic products, meanwhile, Chae Hyun Seung gently holds a mirror for her, as she is trying to put on some makeup, and then he secretly sneaks a glance at her from the other side of the working table.

And then a voice of Chae Hyun Seung appeared asking Yoon Song Ah if she really likes working that much, where she suddenly replied, "Yes, I like working that much."

For the next clips, Chae Hyun Seung is having a hard time spending time with his sunbae Yoon Song Ah outside of work. It was because she refused to have dinner with him the last time Chae Hyun Seung asked her.

But Chae Hyun Seung is very determined to pursue her, and asks her once more, "Do you have time this evening?" and unexpectedly Yoon Song Ah shows an interest in him as she responds, "Maybe, why?"

Following the next scene, Chae Hyun Seung's voice can be heard again asking his sunbae, "What do you think about dating someone from your workplace?" and Yoon Song Ah frankly answers, "I would be hesitant to do that," .

One day inside their office, Yoon Song Ah sees Chae Hyun Seung talking to another woman who is actually one of their workmates, but Yoon Song Ah shows an intriguing and disappointed expression after seeing them together.

Before the end of the teaser, Yoon Song Ah approaches Chae Hyun Seung who is standing not far from her, and starts to say "Well, if you already find someone you like, what else will you do? No matter where it will be, would you be able to fight for it?"

The two are standing in front of each other as they try to make eye contact, in the middle of a chaotic environment.

Watch the new "Sunbae, Don't Put on That Lipstick" teaser below!

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Written by Shai Collins