Cristofer, who had been up all night working, felt his temples throbbing as he thought about the children not wanting nannies. He said, “Tell the nanny candidates to wait in the living room. I’ll join them shortly.”

Meanwhile, five young women were seated in the living room, and Estelle was one of them. Estelle looked nervous and uneasy, unlike the other four candidates, who appeared confident. It wasn’t because she felt inferior to them but because she didn’t know how to face ...