C314 Professor yuan's inversion

Time passed minute by minute, Ye Ziyang did not hear any signal from Wang Meng Ling. He could not sit still, and kept pointing at the seats beside him.

Half an hour later, suddenly, Ye Ziyang heard a loud noise from inside that sounded like something had fallen out. Ye Ziyang abruptly stood up and rushed in.

Once inside, he stood in the doorway, relieved