Ferdinand fell out of the sky on the hottest day of the year, while Celeste and Esmerelda Barden were on the front porch eating ice-cream. Celeste is having the worst summer ever. Her parents are off on an adventure and she's stuck at Gran's house with her annoying little sister, Esme, and strict instructions to be responsible. Or, as Esme says, boring. So when their eccentric cousin Ferd crash-lands a flying bus in the yard, what choice does Celeste have but to follow Ferd back home to Seven Wherewithal Way?