The behind-the-scenes drama with the next installment in the KBS School series continues and this time it’s after filming has begun. Second male lead Kim Young Dae has left School 2021, solely on his side with his agency announcing that it was due to disagreement with the production as things were not the way it was originally agreed to. The production team countered that they were disappointment with his unilateral departure. The leaves the production in a lurch as filming is underway and the other three leads Kim Yo Han, Jo Yi Hyun, and Hwang Ba Reum Byul waiting for the fourth wheel to be replaced. Kim Young Dae’s departure follows original female lead Kim Sa Ron leaving and then the next female lead Ahn Seo Hyun basically let go by the production due to conflict with her father manager. For Kim Young Dae he’s got another project lined up as he’s in talks to be the male lead of Shooting Star which has already signed Lee Sung Kyung as the female lead. Whew, it’s like a game of musical chairs with these youngsters.