After the loss of her mother and her own battle with breast cancer, Joanna Teale returns to her graduate research on nesting birds in rural Illinois, determined to prove that her recent hardships have not broken her. She throws herself into her work from dusk to dawn, until her solitary routine is disrupted by the appearance of a mysterious child who shows up at her cabin barefoot and covered in bruises. The girl calls herself Ursa, and she claims to have been sent from the stars to witness five miracles.

Marion Miller needs a fresh start. Her childhood in Northern Ireland wasn’t easy, with a father who passed away when she was young and a mother who got lost in grief. Now grown-up and with family relations as tense as ever, Marion heads to England, to find out the truth about her father’s mysterious past – and hopefully an extended family who will love her as much as he did.

Samson and Beyah have nothing in common on the surface. She comes from a life of poverty and neglect; he comes from a family of wealth and privilege. But one thing they do have in common is that they're both drawn to sad things. Which means they're drawn to each other. Beyah and Samson agree to stay in the shallow end of a summer fling. What Beyah doesn't realize is that a rip current is coming, and it's about to drag her heart out to sea.

When Charley finds herself suddenly single on Christmas Day, it feels like her world has fallen apart. Forced to move back in with her parents, she embarks on a journey of re-invention. When she meets Ed, who is on honeymoon alone after being jilted at the altar by a bride he's never met, it looks like her life may be taking a turn for the better. Fate, however, has other ideas, and she and Ed are forced apart.

Isabel Gibson has all but perfected the art of forgetting. She’s a New Yorker now, with nothing left to tie her to Brinkley’s Island, Maine. Her parents are gone, the family bookstore is all but bankrupt, and her sister, Sophie, will probably never speak to her again. But when a mysterious letter arrives in her mailbox, Isabel feels herself drawn to the past. After years of fighting for her independence, she dreads the thought of going back to the island.