1
2숨소리 Breath (with TAEYEON & JONGHYUN)E
내 욕심이 많았다 Blind (with YESUNG)
Set Me Free (with TAEYEON)E
하루 A Day Without You (with JONGHYUN & CHEN)
좋았던 건, 아팠던 건 When I Was... When U Were... (with CHEN & KRYSTAL)
Breath (with MAX & KRYSTAL) (Japanese Version)
僕のせいだよ Blind (with YESUNG) (Japanese Version)
呼吸 Breath (with CHEN & Zhang Li Yin) (Chinese Version)
太贪心 Blind (with ZHOUMI) (Chinese Version)
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