Singer Kim Woo-seok unveiled a comeback scheduler fro his 4th mini album "Blank Page" on his official SNS on March 17.

The scheduler has a motion form that fits the concept of a time traveler. Through the comeback scheduler, Kim Woo-seok announced new promotional contents such as "at some time," "attached from," and "from time to time," raising questions about the story in this album.
Kim Woo-seok's new album "Blank Page" will begin pre-orders at 2 pm March 17 KST through online and offline music stores, and "Blank Page" will be released on April 3.