They make mistakes and being in the spotlight is nearly impossible for them to hide when it happens. Im pretty sure a lot of kpop idols have vision problems but many fans arent aware because most of them wear contacts. Not everyone has perfect vision and it is the same for many K-Pop idols.
Either way we love it when our fave bias turn four-eyed.
13 K-Pop Idols With Bad Eyesight Who Look Adorable In Glasses 1. Netizens Are Shocked By This K-Pop Idol With And Without Glasses. These female K-Pop idols have such superior visuals that adding glasses only makes them cuter. Check out the 10 girls who can rock a pair of glasses like no other.