Capturing The Killer Nurse trailer shows a nurse killing patients. And there is no evidence against him. Because there is no camera or still eyewitness. And in the trailer, we are also shown that the nurse herself is telling all this about how she kills. A man says this: He thinks he is helping people. From this, it comes to know that this one is a psycho who feels that he helps people by killing them.
You can watch Capturing the killer nurse on Netflix on November 11.