Escaping her failing marriage, Grace has returned to Pondicherry to cremate her mother. Once there, she finds herself heir to an unexpected inheritance. First, there is the strange pink house, blue-shuttered, out on a spit of the wild beach, haunted by the rattle of fishermen in their catamarans. And then there is the sister she never knew she had: Lucia, who has spent her life in a residential facility.