The number-one New York Times best-selling author of Small Great Things returns with a powerful and provocative new novel about ordinary lives that intersect during a heart-stopping crisis. The warm fall day starts like any other at the Center - a women’s reproductive health services clinic. Then, in late morning, a desperate and distraught gunman bursts in and opens fire, taking all inside hostage. After rushing to the scene, Hugh McElroy, a police hostage negotiator, sets up a perimeter. Then he finds out that his 15-year-old daughter, Wren, is inside the clinic.

Fourteen-year-old Trixie Stone is in love for the first time. She's also the light of her father Daniel's life - a straight-A student; a pretty, popular freshman in high school; a girl who's always seen her father as a hero. That is until her world is turned upside down with a single act of violence. Suddenly everything Trixie has believed about her family - and herself - seems to be a lie. Could the boyfriend who once made Trixie wild with happiness have been the one to end her childhood forever?

Everything changes in a single moment for Dawn Edelstein. She’s on a plane when the flight attendant makes an announcement: Prepare for a crash landing. She braces herself as thoughts flash through her mind. The shocking thing is, the thoughts are not of her husband but of a man she last saw 15 years ago: Wyatt Armstrong. Dawn, miraculously, survives the crash, but so do all the doubts that have suddenly been raised.

In the wild, when a wolf knows its time is over, when it knows it is of no more use to its pack, it may sometimes choose to slip away. Dying apart from its family, it stays proud and true to its nature. Humans aren’t so lucky. Luke Warren has spent his life researching wolves. He has written about them, studied their habits intensively, and even lived with them for extended periods of time.

Sterling is an ordinary New Hampshire town where nothing ever happens - until the day its complacency is shattered by an act of violence. Josie Cormier, the teenage daughter of the judge sitting on the case, should be the state's best witness, but she can't remember what happened before her very own eyes - or can she? As the trial progresses, fault lines between the high school and the adult community begin to show - destroying the closest of friendships and families.

Delia Hopkins has led a charmed life. Raised in rural New Hampshire by her widowed father, Andrew, she now has a young daughter, a handsome fiancé, and her own search-and-rescue bloodhound, which she uses to find missing persons. But as Delia plans her wedding, she is plagued by flashbacks of a life she can't recall. And then a policeman knocks on her door, revealing a secret that changes the world as she knows it.

Today is Ruth's first day of third grade at Dalton. The prestigious institution on New York's Upper East Side couldn't be more different from her old school in Harlem. Despite being the smartest girl in her grade, Ruth suspects that her classmates and teachers see only her dark skin. She also notices that Christina, the daughter of her mother's employer, treats Ruth very differently when they're hanging out with the popular girls rather than playing together. Ruth must navigate between two worlds.

Police chief Cameron McDonald has lived in idyllic Wheelock, Massachusetts for most of his life, as has his beloved wife Allie. Their comfortable lives are thrown into tumult, however, when Cam's distant cousin Jamie arrives in town along with his wife's dead body. Jamie admits to the murder - a mercy killing to end the pain caused by a ravaging cancer. And now Cam is torn by his oath to uphold justice and his family obligations as chief of the Scottish McDonald clan.

One moment June Nealon was happily looking forward to years full of laughter and adventure with her family, and the next she was staring into a future that was as empty as her heart. Now her life is a waiting game. Waiting for time to heal her wounds, waiting for justice. In short, waiting for a miracle to happen. For Shay Bourne, life holds no more surprises. The world has given him nothing, and he has nothing to offer the world. In a heartbeat, though, something happens that changes everything for him.

Refusing to believe that she would be abandoned as a young child, Jenna searches for her mother regularly online and pores over the pages of Alice's old journals. A scientist who studied grief among elephants, Alice wrote mostly of her research among the animals she loved, yet Jenna hopes the entries will provide a clue to her mother’s whereabouts. Desperate to find the truth, Jenna enlists two unlikely allies in her quest.