On the show, Jeon So Mi coolly admitted that she has had a boyfriend in the past and also revealed that the relationship only lasted a week as she was dumped. More details about her ex-boyfriend were shared on the February 24 episode. 

Jeon So Mi explained why she was dumped, saying, "I guess I wasn't able to express my feelings well so couldn't satisfy him." When asked if he ever reached out to her after she made her debut, she answered, "No, he never contacted me after I made my debut. He's actually dating one of my friends who I used to hang out with often."

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At the end, she sent him a video message. We all know his first name is 'Woo' because Jeon So Mi's accidently called out his name on the broadcast. After her cute mistake, she continued, "We only dated for a week but I'm sorry that I didn't know much back then. Good luck with my friend. Fighting!"