C281 The Mysterious Phone Call

"I don't think your first idea is going to work, because your sister's sleep is always light, and she wakes up at the slightest sign of trouble. It's almost impossible to get him in without waking him."

Jiang Qingcheng touched her chin and thought about it carefully.

Gu Xin scratched her head and said, "The weather is getting hotter and hotter outside. I can't let sister sleep outside