It's her. She's the reason Quirina left. It seems that she planned for this to happen.

"We had better stay away from her. I heard that Mr. Whalen likes her very much. Plus, Deanna's her best friend. Do you think that she's incompetent?"

"That's right, she's such a b*tch."

...

"Furious, Scarlette stood up and glared at the gossiping people behind them. Raeleigh quickly tugged at her arm to stop her from starting a fight. It was not worth it."

"Giving in, she sat down and rolled her eyes at Raeleigh. ""This is exactly why you're always being bullied."""

"Raeleigh remained silent. If she had someone to back her up,...