Elizabeth, Zoe and Andrew met at college, had a band, grew up, settled in New York and somehow twenty years passed by. Still living round the corner from one another (and in each other's pockets) they're watching as their kids come of age one hot summer. But just as the kids start making those first hesitant steps into adulthood, so it's the parents who find that the lives they've so carelessly stitched together begin to slowly unravel . . .