The green flash subsided and Karyn fell back to her ass as the boy was replaced by an elderly chinese lady in traditional garb.
The lady screamed and started a stream of Mandarin, clutching her hair and body.
A few girls in the class screamed and Karyn scrabbled to her feet, gun held in front of her, panicking.
"Jon! Help!" She yelled, as the Chinese lady continued yell at her, hand out and demanding the gun. "What do I do!"
Jon finally vaulted from his seat, running to the front of the room.
Just as he arrived, the old Chinese lady that was Ms Williams lunged for the gun... Karyn screamed and pulled it out of the way and Jon leapt forward to help.
But Ms Williams had a toughness in her new body, shouting in Mandarin, and she wrenched Karyns arm hard. In the chaos, a bright flash of green started as it went off...