C42 What Is Happiness

The two of them started running in a small district outside of the school. After jogging for nearly ten minutes, there were beads of sweat on Xiao Ya's face, her hair was stuck to her forehead, and her breathing seemed to be a little unsteady. After running a few steps, she covered her waist with her hands, and then looked at Zi Han, but did not have any expression on her face.

Suddenly