The crime scene is a self-built house, with a room area of not large, probably only about 40 square meters.
At 127 Songjiang Road, there are about ten self-built buildings, which have not been demolished, and many tenants live here.
When the police received the report, the victim's information had been basically confirmed. The deceased was a tenant here.
"Captain Qin, the person renting the house is named Zhang Xiaotian, the young man among the four victims. The other three, the young woman is Zhang Xiaotian's sister, and the other two are Zhang Xiaotian's parents."
The landlord is currently outside being questioned by Zhang Hui.
"When did Zhang Xiaotian start renting here?"
"Last March."
The landlord is a middle-aged man, who discovered the victim's death and was the one who called the police.
