Actress Goo Hye Sun revealed she's releasing a new song.

On September 26, Goo Hye Sun posted the photos on Instagram below, and she added a surprising message that said, "A new song that I worked on will be released tomorrow at noon. Please look forward to it."

Goo Hye Sun is known as an actress, but she's made a name for herself as an artist, writer, and director. What's less known is that she previously released a number of digital singles, albums, and releases for soundtracks.

In other news, Goo Hye Sun is currently in a public divorce battle with Ahn Jae Hyun.