Till the End: Tears of Themis Original Soundtrack 4未定事件簿OST4：与共Weiding Shijian Bu OST4: Yugong

Disc 1

1. 1 - 天地盟誓 人间为谁春Enduring Oaths - Missing You (3:06)
2. 2 - 未定·探寻Indeterminate: Seeking (0:51)
3. 3 - 甜宠萌心·上Fluffy Fuzzy Time (I) (1:06)
4. 4 - 甜宠萌心·下Fluffy Fuzzy Time (II) (1:01)
5. 5 - 甜宠萌心·闲趣Fluffy Fuzzy Time: Leisure (1:25)
6. 6 - 浓情美味Sweet Romance (0:42)
7. 7 - 百味盈欢Gourmet Gastronomy (1:09)
8. 8 - 无言的铿锵Sonorous Silence (1:00)
9. 9 - 情迷贝克伦Mystery of Bakerlon (2:09)
10. 10 - 情迷贝克伦·迷踪Mystery of Bakerlon: On the Trail (1:36)
11. 11 - 情迷贝克伦·暗影Mystery of Bakerlon: Dim Shadows (0:51)
12. 12 - 情迷贝克伦·遥夜Mystery of Bakerlon: Distant Night (1:27)
13. 13 - 情迷贝克伦·夜探Mystery of Bakerlon: Night Investigation (1:14)
14. 14 - 情迷贝克伦·暮空Mystery of Bakerlon: Dusk Sky (1:25)
15. 15 - 漫想夜话Enchanting Whispers (1:10)
16. 16 - 冬恋晴歌Snowy Sweetness (2:01)
17. 17 - 冬恋晴歌·心愿Snowy Sweetness: Wishes (1:31)
18. 18 - 故城黎明的回响·旧忆Enduring Light: Bygone Memories (1:27)
19. 19 - 故城黎明的回响·醉梦Enduring Light: Intoxicated Dream (2:51)
20. 20 - 故城黎明的回响·沉浮Enduring Light: Weal and Woe (1:12)
21. 21 - 故城黎明的回响·危局Enduring Light: In Crisis (1:14)