Viewers are delighted to see Im Siwan again on primetime as his new drama "Tracer" finally kicked off.

The drama premiered on January 7 and immediately became a hit.

'Tracer' Lead Star Im Siwan Surprises Viewers with His Strong Presence in the Drama

The action-comedy series takes place at the National Tax Service. The idol-actor takes the role of Hwang Dong Joo, a new team manager of the Seoul Regional Office Investigation Bureau.

"Tracer" also impresses viewers with its star-studded cast, namely Go Ah Sung, Son Hyun Joo, and Park Yong Woo.

After stealing hearts with his 2021 romance series "Run On," Im Siwan swiftly made a character transformation and established his chemistry with the actors. He is drawing more attention with his exceptional visual transformation including his new curly hair and shabby outfits.

As soon as Im Siwan entered the story, he easily built his character as Hwang Dong Joo, who digs up into the case on his own without paying attention to his team. His slyness and new charm caused a pleasant laugh to the audience.

MBC's 'Tracer' Kicks Off with Impressive Viewership Rating

In particular, in "Tracer" episode 1, Hwang Dong Joo receives back taxes while solving the tax evasion case of baseball player Byun Bong Seok, who is rampant with all kinds of violence and corruption.

Apart from him, the public is also looking forward to the other cast's acting transformation as the story continues to evolve.

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The "Misaeng: Incomplete Life" actor showed his charm in the new drama. His increasing immersion in the play from his first appearance has led to many favorable reviews so far for his dense acting based on delicate and interesting characters.

"Tracer" also kicked off with an impressive viewership rating during its pilot episode.

According to Nielsen Korea, episode 1 scored an average nationwide rating of 7.4 percent proving that it is the most-watched Friday-Saturday drama on primetime.

Catch "Tracer" every Friday and Saturday at 9:50 p.m. (KST) on MBC and Wavve.

Lee Junho Passes the Throne to Idol-Actors Im Siwan and Yook Sungjae

After the successful run of the historical romance drama "The Red Sleeve Cuff," starring Lee Junho and Lee Se Young, the 2PM member is now passing the throne to his fellow idol-actors Im Siwan and Yook Sungjae to make new records on primetime with their dramas "Tracer" and "Golden Spoon."

IN CASE YOU MISSED IT: Im Si Wan's 'Tracer' Debuts with Strong Viewership Ratings + Lands as Top Friday and Saturday KDrama

Have you seen "Tracer" episode 1? What can you say about Im Siwan's new drama? Share your thoughts with us in the comments!

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Written by Shai Collins.