Nine-year-old Ella considers herself the official greeter, tour guide, and is generally in charge of 1106 Wildflower Place, but the elusive Robinsons who live on the top floor are a mystery--one which Ella is determined to solve, and bring the elderly couple into the community of the apartment building on Poppy Hill.

"When the 'grownup virus' hits, kids who live in the same apartment building must cope with strange new rules and extended time at home with parents and siblings. And they survive brilliantly, each in their own way. Twin boys throw themselves into an independent research assignment on prehistoric people and embrace their own devolution. A budding track star is encouraged to run laps on his balcony by a neighbor who has a secret crush on him. A classroom...