Former After School member Jung Ah also posted her thoughts on After School member/Pledis Entertainment trainee Kaeun's results on 'Produce 48'. 

On September 1, a day after the final episode of 'Produce 48', Jung Ah wrote on her Instagram, "Our Kaeun, you went through a lot. I believe that even better opportunities will definitely come to you. Still, I'm upset and my heart aches." 

Kaeun and Jung Ah previously promoted together in After School in 2012. Meanwhile, Kaeun's final ranking on Mnet's 'Produce 48' ended up at 14th place, bumping her outside the debut cutline.