Penelope was in her pajamas, sitting on a chair with her legs crossed. In front of her were colorful papers with corrections.

She appeared to be studying very diligently. Warren placed the coffee on the table and observed her as she recited a lesson from memory with her eyes closed. "Warren, you're back early?" Penelope finished reciting and opened her eyes, noticing he was sitting across from her.

"Early? Do you know what time it is now?" he asked.

Penelope checked the wall clock. "It's only ten o'clock."

"It's late, and you should get some sleep now."

"No, I have an exam this week. I'm not ready yet." She lowered...