Time Machine

"How do you know her?" Claire somewhat had an interrogatory tone.

Rick was silent.

After a while, he said, "She fell from the sky…"

What?

Rick explained. "A few months ago, when I was swimming at home, she suddenly fell from the sky and dropped straight into my swimming pool."

Claire frowned. "Are you kidding?"

Rick's expression was serious. "I don't need to make such a joke, right?"

"Have you investigated her?" Claire tilted her head and glanced at Dora who was not far away.

She stared at the cake intently.

"Yes." Rick said.

Claire retracted her gaze. "What about the result?"

"Nothing." Rick pondered for a moment and then said, "She was like… appearing here out of thin air. By the way, the first thing she did when she lived in my house was to ask me to investigate you."

"Me?" A cold light flashed across Claire's eyes.

Why?