C119 Raven
After not seeing Hu Xiao'er for a few days, Qian Yunwei became depressed and wondered when Hu Xiao'er would be able to come back.
The school confirmed that Hu Xiao'er had gone out to participate in the provincial school's study assignment.
This was naturally what the Psychotic Bureau meant by "school".
Everyone believed it as well.
He thought to himself, this Hu Xiao'er is too awesome