Investigator unravels chilling final text between victim Annette Harvey and son – a crucial clue in unsolved murder case. Annette Harvey was brutally stabbed to death in her own home, leaving behind a devastated family searching for answers. The last text message sent by Harvey to her son before her murder may hold the key to unlocking the mystery behind her tragic death. The investigation is intensifying as detectives race against the clock to bring justice to the grieving family and capture the killer.