Kieran is murder suspect of his colleague during an IT-congres. Whilst the detectives are investigating, is Kieran searching for his criminal father oblivious of imminent danger.Kieran is looking forward to participating in the IT congres in Koblenz. Already in the first evening a disaster happens when his roommate is stabbed. The detectives suspect Kieran. To find the killer and the motive the detectives need to solve a cold case first.