Pretty little world : a novel

"On a cozy street in Philadelphia, three neighboring families have become the best of friends. They can't imagine life without one another -- until one family outgrows their tiny row house. In a bid to stay together, a crazy idea is born: What if they tear down the walls between their homes and live together under one roof? And so an experiment begins. Celia and Mark now have the space they need. But is this really what Celia's increasingly dista...