| No. |
Song Title |
Lyricist |
Composer |
Artist |
Notes
|
| 1. |
Only You (有你) |
Xing Jue (星爵), S-Tin |
Lee Sang Hoon |
Dimash Kudaibergen |
Heart theme song
|
| 2. |
Imperfect Perfection (不完美的完美) |
Zheng Zhi Huan (郑志焕) |
Jin Da Zhou |
Jin Wen Qi |
Promo theme song
|
| 3. |
Those Words That Are Not Spoken (那些没说出口的话) |
Wang Ya Jun (王雅君) |
Ahn Eun Jung |
Joey Yung |
Emotional theme song
|
| 4. |
Time Idiom Flower Landing (时光成语花落地) |
Zheng Zhi Huan (郑志焕) |
[[Lee Sang Hoon (?)|Lee Sang Hoon], Aaron Kim & Young Won, Isaac Han |
Ning Huan Yu |
Ending theme song
|
| 5. |
Nothing Wrong |
Zhou Jie Ying (周洁颖), S-Tin |
JBIE |
Yu Feng |
|
| 6. |
Invisible Existence (透明的存在) |
Zheng Zhi Huan (郑志焕) |
Lee Sang Hoon |
Xu Jing Yun |
|
