找到线索并拉上口罩！
Time to pull the masks!
Observe the surroundings carefully, find clues and answer the questions correctly!
Let's pull the masks and start to see what happens!
找到线索并拉上口罩！
Time to pull the masks!
Observe the surroundings carefully, find clues and answer the questions correctly!
Let's pull the masks and start to see what happens!