The first concept photos for BTOB’s Yook Sung-jae’s upcoming album dropped on February 20. The twitter account of BTOB posted three closeup photos of the actor/singer wearing blue sweater under the blue sky. The concept photos are for the special album “Yook O’Clock”. It will be released on March 2. The actor released single tracks … Continue reading Yook Sung-jae drops concept photos for upcoming album