Backtracking Detective

drop! drop! Call the headquarters, call the headquarters, this case is a bit tricky, we urgently need reinforcements on our side, the 1214 detective team is asking for reinforcements...
The blurred case reappears. Can we solve the mystery and complete the task of this case?
Gameplay:
1. Swipe the magnifying glass at the bottom of the screen to find clues in the picture
2. According to the instructions of the clues, solve the puzzle
3. You can spend gold coins to get hints, and it is easier to solve puzzles through hints