C471 Bored Brothers and Sisters

"Mm …" Right now, Sui Xiong was in a bit of a dilemma. He had to inform Cheng of a way so that they could prepare in advance and hide their little sister.

"Grandma, I want to call Cheng first and see if he's home. There's been a lot of things happening at school recently, and sometimes he only comes back late." As he spoke, he took out his phone and dialed Cheng's number.

At this time