For round 1, singers with the nickname 'Mood Maker' and 'Leaf Girl' sang Lee Bum Soo's ''I Miss You''. As their stage went on, the panels couldn't hide amazement at their beautiful vocals. 

SEE ALSO: Comedian Kim Jun Ho reveals side effects after losing 7kg on Wegovy ahead of wedding with Kim Ji Min

Ultimately, 'Leaf Girl' got eliminated in the first round and had to reveal her identity. The singer behind the mask revealed to be Minzy. For her last stage, Minzy sang Ann's ''The Name that Hurts'' and once again amazed everyone with her outstanding performance. 

After the stage, Minzy shared a comment and said, "Out of the solo performances I've done, I think today's will be the best. Honestly, I was nervous because I'm alone but that nervousness went away as I sang. With this as the start, I want to show more of me singing on stage from now on."