Rock band Cherry Filter member Jo Yoo Jin is the voice behind the OST of the new KBS drama 'Ms. Perfect' starring actress Go So Young and Yoon Sang Hyun.

"I Am What I Am" is an uplifting song about one's confidence to stand firm despite the hardships and trials that may come towards their way. The MV features various scenes from the drama itself, which only add to the theme.

Check out the MV above! Are you watching 'Ms. Perfect'?

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