Songs
- Alone (2024 New Cast Recording, Seoul)Ko Eun Sung
- The perfect lover (2024 New Cast Recording, Seoul)Ko Eun Sung, Cha yun Hae
- 너라면Ko Eun Sung
- Wie jeder andre mann (From "Rudolf")Ko Eun Sung
- Start overKo Eun Sung
- About ThirtyKo Eun Sung
- FateKo Eun Sung
- Je T'aimeKo Eun Sung
- My heart will go onKo Eun Sung
- ButterflyKo Eun Sung
- 이대로 아침까지Ko Eun Sung