C115

Luo Tiancheng's eyes narrowed slightly at her words. He didn't pick up the USB, which she had placed on the table, as if he didn't care about its existence at all. He smiled and said, "I don't think there's anything to talk about between us, and you're the USB. How do I know you didn't make a backup?"

"I can tell you that I did make a backup of the surveillance on this USB drive