Living on her family’s gorgeous lakeside estate in Cornwall, England, Alice Edevane is a bright, clever, inquisitive, innocent, and precociously talented fourteen-year-old who loves to write stories. But the mysteries she pens are no match for the one her family is about to endure ...One midsummer’s eve, after a beautiful party drawing hundreds of guests to the estate has ended, the Edevanes discover that their youngest son, Theo, has vanished without a trace.

1868, Morpeth. Theodora Breckenridge, still in mourning after the loss of her parents and brother at sea, is more interested in working quietly on her art at the family’s country estate than she is in finding a husband in Sydney society, even if her elder sister Florence has other ideas. Theodora seeks to emulate prestigious nature illustrators, the Scott sisters, who lived nearby. She cannot believe her luck when she discovers a butterfly never before seen in Australia.

Mourning the death of his father and gravely injured at the hands of the English, Jamie Fraser finds himself running with a band of mercenaries in the French countryside, where he reconnects with his old friend, Ian Murray. Both are nursing wounds, both have good reason to stay out of Scotland, and both are still virgins despite several opportunities to remedy that deplorable situation with ladies of easy virtue.

Rita and Rosie Stevens are only nine and five years old when their widowed mother marries a violent bully called Jimmy Randall and has a baby boy by him. Under pressure from her new husband, she is persuaded to send the girls to an orphanage, not knowing that the papers she has signed will entitle them to do what they like with the children. And it is not long before the powers that be decide to send a consignment of orphans to their sister institution in Australia. Among them - without their family's consent or knowledge - are Rita and Rosie.

England, 1959: Laurel Nicolson is 16 years old, dreaming alone in her childhood tree house during a family celebration at their home, Green Acres Farm. She spies a stranger coming up the long road to the farm and then observes her mother, Dorothy, speaking to him. And then she witnesses a crime.

Thirty-eight year old Cassandra is lost, alone, and grieving. Her much loved grandmother, Nell, has just died and Cassandra, her life already shaken by a tragic accident 10 years ago, feels like she has lost everything known and dear to her.

1990. Toby Dobbs received a big Victorian house with too many bedrooms to count as a wedding present from his father, but his marriage is over within a month. Very alone, and very lonely, Toby posts an advertisement seeking the Unexpectedly Alone to become his roommates. Fifteen years later, the wayward souls he takes in are still living with him, with no intention of leaving. 2004. Toby Dobbs has met Leah Pilgrim from across the road, and they're falling in love.

Frankie Elkin is an average middle-aged woman, a recovering alcoholic with more regrets than belongings. But she spends her life doing what no one else will - searching for missing people the world has stopped looking for. When the police have given up, when the public no longer remembers, when the media has never paid attention, Frankie starts looking. A new case brings her to Mattapan, a Boston neighborhood with a rough reputation. She is searching for Angelique Badeau, a Haitian teenager who vanished from her high school months earlier.

Lydia, Dean, and Robyn live very different lives, but each of them, independently, has always felt that something was missing. What they don't know is that a letter is about to arrive that will turn their lives upside down. It's a letter containing a secret - one that will bind them together and show them what love and family and friendship really mean.

Rainey’s grandmother makes a startling request: Take me home. To Ireland, the country she fled post-World War II. Though they’re inseparably close, Rainey knows few of her grandmother’s secrets. Until they arrive at Aisling—the majestic estate on the southern coast of Ireland where her grandmother was raised—and Rainey discovers a collection of seventy-year-old letters in a trunk.