C121 Predestination
In the morning, "Knock, knock!" The sound of knocking on the door woke the two of them up from their sleep.
Gu Ruiting lazily asked, "Who is it?"
"It's me!" Wu Yaru's voice sounded.
"Come in, the door isn't locked!" Gu Ruiting rolled over and crawled on top of the blanket.
Wu Yaru pushed the door open and walked in. She saw that they had not washed up yet, so she said