Glory finds out where Buffy lives. Goddess Glory pays Buffy a visit looking for her key that will let her return her back to her realm of hell gods. Epic conversation between Buffy and Glory. BTVS "Checkpoint" 5X12 (A god in exile)
Now that I think about it, home was her safe place. Well the safest place she could have. And one of the most heartbreaking things that could happen to buffy happened there.