The Smile Has Left Your Eyes OST Part 1[]
- Information
The Smile Has Left Your Eyes OST Part 1
- Title: 하늘에서 내리는 일억개의 별 OST Part 1 / The Smile Has Left Your Eyes OST Part 1
- Artist: Lee Seung Yul (이승열)
- Language: Korean, English
- Release Date: 2018-Oct-25
- Number of Tracks: 2
- Publisher: Genie Music (지니뮤직)
- Agency: Stone Music Entertainment
- Track Listing
| No. | Song Title | Artist |
|---|---|---|
| 1. | Someday | Lee Seung Yul (이승열) |
| 2. | Someday (Inst.) | Lee Seung Yul (이승열) |
The Smile Has Left Your Eyes OST Part 2[]
- Information
The Smile Has Left Your Eyes OST Part 2
- Title: 하늘에서 내리는 일억개의 별 OST Part 2 / The Smile Has Left Your Eyes OST Part 2
- Artist: Seo In Gook, Jung So Min
- Language: Korean, English
- Release Date: 2018-Nov-08
- Number of Tracks: 2
- Publisher: Genie Music (지니뮤직)
- Agency: Stone Music Entertainment
- Track Listing
| No. | Song Title | Artist |
|---|---|---|
| 1. | Star 별, 우리 |
Seo In Gook, Jung So Min |
| 2. | Star (Inst.) 별, 우리 (Inst.) |
Seo In Gook, Jung So Min |
The Smile Has Left Your Eyes OST Part 3[]
- Information
The Smile Has Left Your Eyes OST Part 3
- Title: 하늘에서 내리는 일억개의 별 OST Part 3 / The Smile Has Left Your Eyes OST Part 3
- Artist: Ahn Ji Yun (안지연)
- Language: Korean
- Release Date: 2018-Nov-15
- Number of Tracks: 2
- Publisher: Genie Music (지니뮤직)
- Agency: Stone Music Entertainment
- Track Listing
| No. | Song Title | Artist |
|---|---|---|
| 1. | Lost | Ahn Ji Yun (안지연) |
| 2. | Lost (Inst.) | Ahn Ji Yun (안지연) |
The Smile Has Left Your Eyes OST Part 4[]
- Information
The Smile Has Left Your Eyes OST Part 4
- Title: 하늘에서 내리는 일억개의 별 OST Part 4 / The Smile Has Left Your Eyes OST Part 4
- Artist: Goo Yoon Hoe (구윤회)
- Language: Korean, English
- Release Date: 2018-Nov-22
- Number of Tracks: 2
- Publisher: Genie Music (지니뮤직)
- Agency: Stone Music Entertainment
- Track Listing
| No. | Song Title | Artist |
|---|---|---|
| 1. | Moonlight | Goo Yoon Hoe (구윤회) |
| 2. | Moonlight (Inst.) | Goo Yoon Hoe (구윤회) |
The Smile Has Left Your Eyes OST[]
- Information
The Smile Has Left Your Eyes OST
- Title: 하늘에서 내리는 일억개의 별 OST / The Smile Has Left Your Eyes OST
- Artist: Various Artists
- Language: Korean, English
- Release Date: 2018-Nov-23
- Number of Tracks: 19
- Publisher: Genie Music (지니뮤직)
- Agency: Stone Music Entertainment
- Track Listing
| No. | Song Title | Artist |
|---|---|---|
| 1. | Someday | Lee Seung Yul (이승열) |
| 2. | Star 별, 우리 |
Seo In Gook, Jung So Min |
| 3. | Lost | Ahn Ji Yun (안지연) |
| 4. | Moonlight | Goo Yoon Hoe (구윤회) |
| 5. | First Encounter 첫만남 |
Im Ha Young (임하영) |
| 6. | Moo Young's Theme 무영의 테마 |
Yoo Jong Hyun (유종현) |
| 7. | 수줍은 악마 | Im Ha Young (임하영) |
| 8. | 정해진 운명 | Im Ha Young (임하영) |
| 9. | Jin Kang's Theme 진강의 테마 |
Im Ha Young (임하영) |
| 10. | 너를 기다리며 | Im Ha Young (임하영) |
| 11. | 초롱초롱 명탐정 | Im Ha Young (임하영) |
| 12. | 의심의 방 | Yoo Jong Hyun (유종현) |
| 13. | Sad Smile 슬픈 웃음 |
Im Seung Bum (임승범) |
| 14. | 참회의 시간 | Im Ha Young (임하영) |
| 15. | 감춰진 기억 | Im Ha Young (임하영) |
| 16. | Red Sky 빨간 하늘 |
Im Seung Bum (임승범) |
| 17. | Warning Sign | Daniel Lee |
| 18. | 비극적 인연 | Im Seung Bum (임승범) |
| 19. | Hundred Million Stars from the Sky Title 하늘에서 내리는 일억개의 별 Title |
Yoo Jong Hyun (유종현) |