During the investigation, some key clues were found, including peeled oranges, girls' wounds and express boxes on the ground. Based on these clues, it can be inferred that the murderer is the girl's husband. Finally, when making a choice, you can successfully pass the level by directly selecting "husband".
In the first scene, the first thing to notice is that there are peeled oranges in your hand, which shows that the deceased had shared oranges with others during his lifetime. Next, check the wine on the cabinet and the warranty letter on the table, which may be related to the life or emotions of the deceased.
In the second scene, you can see the wound by clicking on the girl's sleeve, which indicates that she has suffered violent injuries. Meanwhile, the belt behind the pillow also suggests some possible tool of violence.
Entering the third scene, observe the guarantee letter, courier boxes on the ground, and the couriers and girls lying on the ground. The girl's expression seemed to indicate that she didn't know what was going on.
After collecting the above clues, you need to make a choice. Based on the clues given, it can be inferred that the murderer is the girl's husband.
When making a choice, you can directly select "husband" and you can successfully pass the level.