Re-live the up and down romance in 'Descendants of the Sun' OST Part 4 MV, 'You Are My Everything'!

KBS2 drama 'Descendants of the Sun' has been recruiting A-list artists for its OST lineup, and its most recent OST release is no exception! 

Part 4 of the OST features R&B Queen Gummy in a longing, emotional track titled "You Are My Everything". The MV also contains juicy highlights of the romance between male and female leads Song Joong Ki and Song Hye Kyo, letting us re-live the most important moments of the past 4 episodes!

Which of the drama's A-list artist OSTs is your favorite so far?