Fans were surprised to witness the incredible transformation of "Class of Lies" actor Yoon Kyun Sang!

Recently, the actor posted an update on his Instagram account and boasted his sculpted jawline. The actor posted a selfie with the caption, "I'm getting used to the default camera. I'm loving the light and angle. Please continue being healthy as the daily temperature fluctuates."

Yoon Kyun Sang's Shocking Weight Loss Transformation

Of course, eagle-eyed fans were quick to notice the drastic transformation of the actor and they were shocked to see that he lost a lot of weight since we last saw him in OCN's drama series 'Class of Lies' back in 2019.

Fans somehow can't contain how surprised they were and posted a comment on the photo stating the following:

"Omg, this is amazing."

"I can't even recognize him."

"Yoon Kyun Sang looks even more handsome when lost more weight."

"Oh his chubby cheek days are now gone but I'm very happy for his transformation."

Check out his before and after photo below!

Also Read: 'Pinocchio' Yoon Kyun Sang Doesn't Feel Like It's Real

Here's More Information about Yoon Kyun Sang

South Korean actor Yoon Kyun Sang was born on March 31, 1987. The 33-year-old actor became widely recognized for portraying supporting roles in the television series Pinocchio (2014), Six Flying Dragons (2015-2016), and The Doctors (2016). He then portrays lead roles in numerous dramas such as The Rebel (2017), Clean with Passion for Now (2018), and Class of Lies (2019).

At first, Yoon Kyun Sang worked as a model before becoming an actor. In 2021, the actor debuted as an actor starring in the historical drama Faith. Following this, he was cast in the sports film No Breathing as a swimmer and as the youngest detective in the crime thriller Gap-dong. The actor gained recognition with his supporting role in the television series, Pinocchio.

Then in 2015, the actor starred in The Time We Were Not in Love alongside Ha Ji won and Lee Jin Wook. Following this, he was cast in the historical drama Six Flying Dragons. The next year (2016), Yoon Kyun Sang starred in the famous medical drama titled The Doctors, where he starred as an heir to a large corporation and became a doctor to escape the fight for the inheritance. His next project was a becoming a cast member of the third season of the reality cooking show Three Meals a Day - Fishing Village.

Fast forward to 2018, Yoon Kyun Sang was cast in the romantic comedy-drama Clean with Passion for Now. And in July 2019, Yoon Kyun Sang graced the small screen with school crime drama Class of Lies. In this drama, he portrayed dual characters as a lawyer who works undercover as a teacher at an elite high school trying to uncover the secret behind a murder.

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Written By Liza Park