Outsider revealed a behind-the-scenes photo from the set of his upcoming comeback music video.

The rapper, who'll be breaking his three-year hiatus with the new release, shared on his me2day, "The moment she focuses on my feelings, the space filled with darkness transforms into a radiant light. She and I lived in a totally different place, saw totally different people and places, and lived totally different lives, but inside my yearning voice, we become one and were out of this world. I heard the ring of an echo," along with a photo.

The photo shows a mysterious actor filming the music video in a candlelit room, leaving fans curious about the actor as well as the concept for the video.

Agency�Sniper Sound stated, "Outsider filmed a music video for the title track of his comeback album with a famous actor somewhere in Seoul on the 29th. With the photo unveiled on me2day, you can try to guess the actor's identity through the silhouette."