C223 Doubt
When Qiaofei saw that it was Dujiang, he immediately turned around and looked. No one came up, or maybe they found something.
She picked up a stone and tore off the corner of her dress. Then she threw the note and the stone on the ground.
Qiaofei whispered, "Go quickly!"
The Dujiang said worriedly, so he made a gesture and left.
This was an abandoned building