Chapter 91: Clues After leaving the young man's home in Room 602, the group returned to Old Lady Huang's apartment. They had just stepped inside when two people burst in from outside. The man took one look at Old Lady Huang lying on the ground, then rushed over and began to sob uncontrollably. The woman stood off to the side, her expression numb, showing no sign of grief or joy. It took quite a while for the officers to calm the man down. "Officers, how exactly did my mother die? Who did this to…