The track list for 'Mark' is out.
'Mark' is Changsub's very first solo mini album. The vocalist of BTOB has participated in solo projects, however, this is the first time he's coming with the official solo album. The new release includes a total of 6 tracks titled "Way," "Space," "Shelter," "Ever," "Gone," and "Gone" (inst).
'Mark' will be dropped on December 11.