C43 Man with Cold Research?

Could it be that she was hiding something from him? Did she have a man?

Mu Zixi turned around, her eyes filled with innocence as she thought for a moment. "Interesting thing. There's one thing that might be interesting."

She didn't notice that his words made Cheng Haotian's eyes darken slightly.

Then she added, "I'm going on a spring outing." These were her thoughts from yesterday. To her