Eclipse of mind

An ex-army man appointed as a Defense Investigator. He was taken charge of a case in a defense mental hospital, from where a notorious murderer was missing. He and his partner reached there for the purpose of investigation. There were eighty patients as per there record, but after reaching there, they got the information of only sixty-seven patients. The question arises where are the rest? He found the huge conspiracy inside the hospital. During the investigation he was informed that he kil...