It follows the lives of three lesbian couples, all of whom have lived in the same house at various points in their lives, as they approach a turning point in their lives. Edith suffers the loss of her beloved, Abby, due to a stroke in 1961. In 1972, Linda and Amy are faced with a variety of feminist challenges. In addition, in 2000, Kal and Fran attempt to conceive a child with the assistance of a sperm donor.