The man arrested in Aiia Maasarwe's alleged murder, Codey Herrmann, is an aspiring rap artist who went to school just minutes from where the Israeli student's body was found.
Herrmann, 20, has a song posted on one of his Facebook pages under the rap name McCodez which features dark lyrics about suicide and "demons in my mind".
And on one of his Facebook pages under the name Kody Wrex, Herrmann posted on January 8 this year an eerie messages which says, "international girl of mystery, you knows who you are".
As a teenage schoolboy, Herrmann went missing from his school just a few blocks from the tram stop where a passer-by found Ms Maasarwe's body in bushes on Wednesday morning.