It was a typical end of the year college party where all the students got together to celebrate the end of their studies. A particular  party In Brentwood, Australia took a turn for the worst when Matthew De Grood shows up and takes the lives of Kaiti Perras, Lawrence Hong, Jordan segura, Joshua Hunter and Zechariah Rathwell. Matthew seemingly didn’t know any of these students prior, so what was his motive for committing Tasmania’s largest mass murder? See omnystudio.com/listener for privacy information.