The post mortem examination put the time of Hsu Chia-chen's death some time in the early morning of 7 March, and the food remains in her stomach confirmed that she had been killed after a late-night snack she had had with Hung Hsiao-hui, her boyfriend Tseng Huan-tai and others.
法醫驗屍結果指出，許嘉真死亡時間大約在七日凌晨，並由其胃部殘留食物，確定許嘉真是在與洪曉慧、男友曾煥泰等人吃過宵夜之後遇害。