On the night of their first concert at the legendary Bataclan, the members of the pop rock band Run Billie are on cloud nine. So much success in so little time! But just before going onstage, the dream is shattered: Billie, the band's singer, has disappeared into thin air. What happened? Kidnapping? Suicide? Inspector Luka Prajnic is tasked with the investigation. JB, Dams, and Moosh, the drummer who was dating her, are all questioned in addition to the young woman's family members. Who is Billie really? What was she seeking that success didn't offer her?