Sara, a servant in 1884 is given the opportunity to move to America and manage the grand New York apartment house, The Dakota. It offers her a world of possibility, including being close to the Dakota's famous architect, Theo. A hundred years later in 1984, interior designer Bailey is fresh out of rehab and is tasked with helping her cousin redesign her apartment in the famous Dakota. Once there, Bailey learns all about the building's history, including its architect Theo, and the mad woman named Sara who stabbed him to death.