Lee Yeon Doo plays a rich heiress in the daily series 'My Merry Marriage.' Now that they are in week two, she shared exclusive behind-the-scenes photos of herself on set. The images are an unofficial celebration of topping the TV ratings during its premiere week. In the photos, Lee Yeon Doo is wearing upscale clothing while leisurely drinking wine on a sofa, and she is seen posing in the kitchen in fancy yet more casual attire. Her caption is a simple cheer: "fighting."

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Fans joined in on her cheering for 'My Merry Marriage.'

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Lee Yeon Doo portrays Dodo Group's only daughter, and she's also in charge of the design team at Jayce Fashion.

'My Merry Marriage' illustrates happiness through people at different stages of their lives. Singleness, marriage, and divorce are placed under a spotlight. People from different generations are featured. The series also stars Park Ha Na, Park Sang Nam, and Kim Sa Kwon.

The family series airs every weekday on KBS1 at 8:30 PM KST. The global audience can stream the series on Kocowa. It ranked number one and scored 11.4% in television ratings following its premiere week, according to 'Nielsen Korea.'

Lee Yeon Doo is best known for her roles in the productions 'Graceful Friends,' 'My Daughter, Geum Sa-wol,' and 'Gangnam 1970.' She married her longtime boyfriend in 2021. He isn't a celebrity, so details about their relationship are kept private.

Her beauty has been compared to fellow actress Son Ye Jin, even though she never sought the flattering comparison. She feels "Son Ye Jin is too beautiful" for the comparison to even be made.

"In an interview, Lee Yeon Doo once shared that although she was honored when fans said that she resembled Son Ye Jin, she still felt quite embarrassed since Son Ye Jin was too beautiful. Not to mention she also wanted the audience to know her as Lee Yeon Doo instead of 'the second Son Ye Jin," according to a report from 'KBIZoom.'

They went on to say, "Lee Yeon So began to make her first impressive mark as an actress with her role in 'Gangnam 1970' and was complimented a lot by viewers for her excellent acting skills in this movie."

What is your favorite episode of 'My Merry Marriage' so far? Do you love Lee Yeon Doo's great acting?