C432 Cardiac Knot

Yale walked at the front step by step, the sound of footsteps could be heard behind him, and now there seemed to be no one behind him?

He turned around and saw that there was no one behind him. What is it? Where was he? He stopped and looked behind him, shouting, "Is there anyone here? "Why aren't you following me?"

"There's someone." Suddenly, a weak voice sounded. From the forest behind them