Auf Verbrecherjagd - Streit unter Geschwistern

The evening of May 22, 2017. American singer Ariana Grande had just finished a concert in front of 14,200 excited fans at the Manchester Arena when a suicide bomber detonated a bomb. Twenty-two people lost their lives. Most of the audience consisted of young girls, teenagers, and children. The documentary reconstructs the events and gives a voice to some of the survivors and first responders. Their lives were forever changed that night.

London 2016. Four murders of young, gay men shook the city. For a long time, due to a series of investigative errors, no connection was made between the killings. It was only because the victims' families remained persistent and pushed for further investigations that the police finally made a breakthrough, leading to the arrest and conviction of the serial killer.

Towards the end of 2006, fear gripped the English county of Suffolk. Five prostitutes were found strangled. Police forces from across the country were mobilized, and social services worked on prevention efforts. Then, a man contacted a tabloid newspaper, claiming to have known all the victims and stating that he had no alibi. But was he really the "Suffolk Strangler"?

At Stepping Hill Hospital in Stockport, England, a series of mysterious incidents occurred. Medical records were tampered with, and several IV bags were contaminated with potentially lethal amounts of insulin. There were fatalities and serious injuries. But who is responsible?