1. Big Room Ground - Investigation (original mix) [6:28]
2. Big Room Ground - Investigation (BloodDropz! remix) [6:38]
3. Big Room Ground - Investigation (Trance Atlantic remix) [6:45]
4. Big Room Ground - Investigation (Happyalex remix) [4:03]
5. Big Room Ground - Investigation (Esrclub mix) [6:27]
6. Big Room Ground - Investigation (Dance Fly FX remix) [7:43]
7. Big Room Ground - Investigation (C.O.L.D. remix) [6:08]
8. Big Room Ground - Investigation (Hardclub & Darkclub mix) [9:38]
9. Big Room Ground - Investigation (CJ Alexis remix) [6:41]
10. Big Room Ground - Investigation (Conciliator Project remix) [6:44]
11. Big Room Ground - Investigation (DJ 156 BPM remix) [5:52]
12. Big Room Ground - Investigation (DJ SPF remix) [5:17]
13. Big Room Ground - Investigation (Gray Mentality remix) [7:54]
14. Big Room Ground - Investigation (Bigroom & Hardroom mix) [7:04]