C742 A Secret Unknown Devil Trade(2)

Knock, knock.

Ravil gently knocked on Mo Lihong and Mo Liqing's door.

These two fellows were the most mischievous. In the past, they were caught playing games all night, so their smartphones were moved to other places later on, but they did not put them in their rooms.

"Did you sleep?" Ravil asked.

"There was no reply in the room