SM The Ballad has released the music video for Taeyeon and Jonghyun's "Breath"!
The song 'Breath' is a duet song that tells the story of the awkward phone call after breaking up. 

The full member lineup for the project group includes TVXQ's Changmin, Super Junior'sYesung, Super Junior-M's Zhoumi, Girls' Generation's Taeyeon, SHINee's Jonghyun, f(x)'sKrystal, EXO's Chen, and Zhang Li Yi (aka Jang Ri In), and the 'Breath' album is themed around a breakup.

The last song up will be released on February 13 - Chen and Krystal's duet "The Good and Bad" ("When I Was When U Were") / Yesung, Zhoumi's "I Was Greedy" ("Blind") / Chinese (Chen and Zhang Li Yin) and Japanese (Changmin and Krystal) versions of "Breath"

Watch the "Breath" MV

Korean Version:

http://youtu.be/fJEn29QUwZ0

Chinese Version:

http://youtu.be/57egtGI1kLY

Japanese Version:

http://youtu.be/25IfYq_DbzE