The first suspect, Hao Yuanfang, came into the police's sight. Before the incident, Hao Yuanfang had a conflict with the deceased Jin Ji. The time of Jin Ji's death was also very close to the time when she last met Hao Yuanfang.
There was even an unknown relationship between Hao Yuanfang and Huang Xiaojie. At this time, Huang Xiaojie provided another clue to the police.