"All girls can become cute"

What a lie… thinks Mimi. That Mimi could change like this is because of the new brothers and sister she got through her father's second marriage, G.na and Daehyun, who persuaded her to perform in an audition.
But Deahyun confesses to Mimi, who formerly got bullied for her "squish-face", so she's determined to become cute! What will be the conclusion for love and the audition?!