Kwanghee (Ze:a) Feat. Ye Won (Jewelry)
Ye Won (Jewelry) & Kwanghee (ZE:A) [Protect the boss] — I only see you (Inst.) 03:16
Ye Won (Jewelry) & Kwanghee (ZE:A) (Full) [Protect the boss] — I only see you 03:22
Kwanghee (ZE:A) feat. Ye Won (Jewelry) — I Can Only See You (Inst.) (OST Protect the Boss) 03:16
보스를 Ye Won 藝苑 (Jewelry) & 光熙 (ZE:A 帝國之子) — 그대만 보여요 [OST Part 5 Protect the Boss] 03:16