Although there must have been three or four hundred people thronging the square and enjoying the cool, sunny weather, Cassie noticed that the three Dubois children didn’t seem to have many friends. They were not seeking out the company of other children or even interacting with them. In contrast, Cassie greeted everyone she passed, wondering who were locals and who were neighbors, and if she would see the elderly man she’d met the previous day in the nursery, who’d told her he knew the secrets of the Dubois family. When she saw a young, red-haired woman shepherding twin boys along, she smiled widely, recognizing a fellow au pair. Sure enough, the woman walked over to say hello. “I am Sarah, from London,” she said. “These young lads belong to the Villiers family, who own a vineyard a few

