Today, I’ll Be Teaching You (Please Vote!)

"..." Chiyo opened her mouth, but no sound came out. It was like she was performing a pantomime, moving her lips without speaking. As if she had realized something, she suddenly looked up. The girl's raised right hand had never lowered, and the tips of her joined index and middle fingers were firmly pointed at her. Chiyo felt a chill spread through her entire body. She could feel it becoming harder and harder to breathe.