Park Jin-young
Bae and KeyEast entered into a joint partnership with Park Jin-young and JYP Entertainment in 2009, which eventually produced "Dream High" (2011), a teen musical series that revolved around the lives of students attending a high school for the performing arts. As creative producer, Bae supervised the screenplay and production; he also appeared in a four-episode guest arc. The collaboration between KeyEast and JYPE, named Holym, lasted until 2013.