Techno, ecstasy and party, party, party: in the 1990s, Christian, Meike and René were part of the scene and partied above the rooftops of Cologne in the legendary "Colonius". It's been around 30 years since the three of them last saw each other. Now, at the funeral of the then very popular DJane "Angelheart", their paths cross again for the first time. Only a short time after the funeral service, the former scene photographer Alex Schmitz is found murdered in his flat. He was also a regular at the Colonius - has his past caught up with him?" A lead on the internet leads inspectors Ballauf and Schenk to his old companions. Christian's daughter Svenja also comes into the investigators' sights. Her mother Gina had disappeared without a trace after a night of partying ...
