Here is a possible summary:
Kylie is a smart girl who lives with her mother and her sister Daisy, who has narcolepsy. She gets a scholarship to a rich school, where she meets Fiona, a mean girl who wants her to do her homework, and Nick, Fiona's ex-boyfriend who wants her to pretend to be his girlfriend. Kylie agrees to both deals to earn money for Daisy's treatment, but she gets in trouble when Fiona exposes her cheating scheme and gets her expelled. Kylie moves away and becomes a successful entrepreneur, but she finds out that her husband Harry is cheating on her and she is pregnant. She calls Nick for support and he comes to comfort her.
Here are the key facts extracted from the text:
1. Kylie is from Massachusetts and lives with her younger sister Daisy and her mother who works as a cook in rich homes.
2. Daisy has a condition called narcolepsy which makes her fall asleep suddenly when triggered by strong emotions.
3. Kylie gets a scholarship to one of the most expensive high schools in the city where she meets Fiona, a rich and crazy girl who wants Kylie to do her homework for money.
4. Kylie also meets Nick, Fiona's ex-boyfriend who wants Kylie to pretend to be his girlfriend to get rid of Fiona.
5. Nick blackmails Kylie with a video that shows she writes assignments for money and helps her cheat on her chemistry experiment.
6. Kylie gets expelled from school when Fiona shows the video to the principal and her mother decides to move with her and Daisy to another city.
7. Kylie works hard to get into the best university in the country and becomes a successful entrepreneur after setting up her own startup.
8. Kylie marries Harry but finds out he is cheating on her and she is pregnant.
9. Kylie calls Nick for support and he comes to comfort her.