While in a coma following an automobile accident that killed her parents and younger brother, seventeen-year-old Mia, a gifted cellist, weighs whether to live with her grief or join her family in death.
In Acton, Oregon, sisters Alex, Stevie, and Joey take turns telling about their lives, including their long line of actor ancestors, creative family dinners, toe marshmallows, swearing in Shakespeare, and the Sisters Club.
Nine-year-old Katie and her four-year-old brother, Tyler, have an emotional summer during which their father considers moving them to Portland and they are surprised by a visit with their mother, a country singer.
While older sister Alex is trying to orchestrate a perfect first kiss with her heartthrob and younger sister Joey prefers frogs to boys, Stevie Reel wonders if she is ready for a boyfriend while being pursued by a new boy in her class.