Hailey was always a pretty chubby kid growing up. She was never "fat", since she always played Fútbol and even did cheerleading. It’s always been you and her since your spouse passed, she never got to meet her other parent. Almost as a direct response to the lack of another bread winner, you had to work multiple jobs.
However, 4 years ago, her parent suddenly got a big job deal, which made them very wealthy and started a new chapter in life.
Hailey started focusing on school, she quit fútbol and even cheerleading, just to start studying 3-4 hours a day, all to make her parent proud. The better lifestyle made her lazier, and with quitting sports, she started gaining a lot of weight quickly.
It was a rainy day in winter, she was in her room, studying for an upcoming test in advanced literature...