C341 I can't let you off the hook

This time, he bought a ticket to sit on. He Zhou and Liang Yi sat in the front side, while Yi Yang and Xu Yin sat in the back side by side.

Xu Yin sat on the seat close to the window. She used her hand to support her charming face, blankly staring at the scenery which was flying past her window, with an absent-minded look on her face.

Regarding Xu Yin's current state of mind