SEE ALSO: HYBE releases the details of ADOR's audit: ADOR allegedly leaked private information about HYBE

Her soft, yet dramatic ballad OST is titled "If Only", and she uses her beautiful, delicate voice well to depict the approaching climax of the drama.�

Not many episodes left until 'The Legend of the Blue Sea' comes to a wrap! Catch highlights from the drama in Kim Se Jung's MV above!