SEOUL, South Korea - The entertainment world is in shock as beloved South Korean actor Song Jae-lim was found dead at his home in Seoul at the tender age of 39.

Known for his captivating performances in popular K-dramas, including “Moon Embracing the Sun” and “Queen Woo,” the news has left fans and colleagues heartbroken.

Authorities from the Seongdong district police station have yet to confirm the cause of death, which adds to the growing concerns for fans who adored the actor.

According to South Korea's Yonhap news agency, police discovered a note at Song's residence. He was found lifeless on Tuesday by a friend who had come over for lunch.

Fortunately, investigators reported no signs of foul play, but the circumstances still raise questions that echo through the entertainment community.

Song Jae-lim began his career with the 2009 film 'Actresses,' but his rise to stardom was meteoric after portraying a royal guard in the 2012 hit drama 'Moon Embracing the Sun.'

This fantasy series, which tells the tale of a romance between a medieval Korean king and a female shaman, captured the hearts of audiences across Asia and solidified Song's status as a prominent figure in the industry.

In addition to his dramatic roles, Song also showcased his lighter side on the reality show 'We Got Married' in 2014, charming fans with his on-screen chemistry with a co-star.

Most recently, he starred in this year's streaming sensation 'Queen Woo,' which delves into the cutthroat world of royal power struggles in an ancient kingdom.

His sudden departure raises a myriad of questions: What led to this tragic fate for a star known for his vibrant personality and talent?

Friends and colleagues have begun to express their grief on social media, sharing memorable stories and how Song touched their lives.

Fans are mourning, yet the industry grapples with the loss of a promising actor who had so much more to give.

As we await further updates and details surrounding the investigation, one thing remains clear: Song Jae-lim will be deeply missed by those who knew him and by countless fans who admired his work.

Stay tuned for more developments in this heartbreaking story.