C420 Back to the past

After all, after a few hours of running around, Chung Kexin felt a wave of sleepiness hit her as she lay on the warm bed. She no longer had the mood to think about anything else.

Knock knock knock! A light knock on the door broke her beautiful dream. Chung Kexin opened her eyes and found that the room was dim and dark. The sky had already turned dark.

"Kexin