[All] Yook Sungjae, teaser video for the first mini album song released

Yook Sungjae's first mini album 𝐀𝐥𝐥 𝐀𝐛𝐨𝐮𝐭 𝐁𝐥𝐮𝐞
Track 2, 1/1000th of a second, and track 3, Movie's track teaser video have been released!
Both songs that were released feature Sungjae's refreshing vocals!
First mini album All About Blue will be released on the 19th!