Shattered (2017)

A routine duty unexpectedly turns into a life-threatening act of self-defense for police officer Kappler (49). After 30 years in service, he has to use his gun against a person for the first time. While the doctors are fighting for the life of the severly injured perpetrator, Kappler comes to realize that he has become part of an eerie staging which is about to him into an executioner again his will. Based on true events.