At this point the criminal began acting more randomly, not attacking waitresses exclusively and even going after two women who were together. On 15 May specialists determined that the note had been produced in Octavian Ieniște's office in March 1971. He had seen 83 students that month, of whom 15, including Rîmaru, had not deposited their diagnoses with university officials. The police closely monitored each suspect and three officers went to his dormitory on 27 May; he was not home but while they searched his room he came back at 1:00 pm. In his sack he had an axe and a knife; tests on the hair and bite marks he left and the testimony of witnesses left no reasonable doubt as to his guilt.