Jung Joon Young is the first artist to lend his powerful vocals for 'W' OST Part 1!

The newly released MV for "Where Are U" recounts some of Lee Jong Suk and Han Hyo Joo's most memorable encounters from the past two episodes. Jung Joon Young's soft, gentle rock sound gives the scenes a touch of delicacy. 

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Relive the highlights of 'W' above with "Where Are U"!