C634 Nie Hao
Because Chong Lou had controlled Nan Qingxuan.
In addition, Nangong Xiaoluan was obedient and helped him.
Nan Qingxuan was temporarily unable to leave Chong Lou, so she could only follow by Chong Lou's side.
She brought the two girls back to the Dark Department, even though they were sleeping together at night.
However, Nangong Xiaoluan was treated by Chong Lou as little sister