Sybil and Blake Gregory have established a predictable, well-ordered Manhattan life—she as a cutting-edge design authority and museum consultant, he in high-tech investments—raising their teenagers Andrew and Caroline and six-year-old Charlie. But everything changes when Blake is offered a dream job he can’t resist as CEO of a start-up in San Francisco. He accepts it without consulting his wife and buys a magnificent, irresistibly underpriced historic Pacific Heights mansion as their new home.