Twelve-year-old Libby, born with Turner Syndrome, is determined to win a science contest and use the money to help her older sister's growing family, while surviving middle school.

Abby spends the summer after her senior year of high school--and a life-changing diagnosis--with her aunt on Catalina Island, reconnecting with family, forging a new path, and finding love.

"Vanessa lives life on her own terms--one day at a time, every day to its fullest. She can't afford to think about whether she has the same fatal genetic condition as her older sister. After all, she has way too much to do, traveling the globe and showing millions of YouTube followers the joy in seizing every moment. But lately, life has been anything but pure joy, and travel has come to an abrupt halt. After her younger [half]-sister drops off an...