C1820 Chief Culprit

After Zhang Xingyun left the Pure Wind Pavilion, he went to call Han Lanyue and told her not to wait for him as he would be late due to something in the evening.

After that, he sent a text message to Chenchen saying that his dad had something on, so he couldn't pick her up at night and asked her to follow Teacher Bai home.

It's convenient to have a teacher living with them