1920s England. Sarah Piper’s lonely, threadbare existence changes when her temporary agency sends her to assist an obsessed ghost hunter. Alistair Gellis—rich, handsome, and scarred by World War I—has been summoned to investigate the spirit of the nineteen-year-old maid Maddy Clare, who is said to haunt the barn where she committed suicide.

Carrie wants a normal life. Carrie Lawrence doesn’t need a happily ever after. She’ll just settle for “after.” After a decade of helping her sister hide her victims. After a lifetime of lies. She just wants to be safe, boring, and not trekking through the woods at night with a dead body wrapped in a carpet. Becca wants to get away with murder. Becca Lawrence doesn’t believe in happily ever after because she’s already happy. She’s gotten away with murder for a decade and has blackmailed her sister into helping her hide the evidence - what more could a girl want?

Breezing into the tony seaside paradise of Westport, Connecticut, gorgeous thirtysomething Piper Reynard sets down roots, opening a rehab and wellness space and joining a local yacht club. When she meets Leo Drakos, a handsome, successful lawyer, the wedding ring on his finger is the only thing she doesn’t like about him. Yet as Piper well knows, no marriage is permanent.

Sophia's earliest memory is of drowning. She remembers the darkness of the water and the briny taste as it filled her throat, the sensation of going under. She remembers hands pulling her back to safety. But she doesn't remember who saved her that day. The day her mother died - or so she has always believed. A mysterious call suggesting that her mother might still be alive has lured Sophia to the island of Bitter Rock, hunting for answers as elusive as her own past. But the more Sophia uncovers, the clearer it is that her mother's disappearance is just one of many.

All magic comes with a price, though, and for years the sisters have been separated. Esther has fled to a remote base in Antarctica to escape the fate that killed her own mother, and Joanna’s isolated herself in their family home in Vermont, devoting her life to the study of these cherished volumes. But after their father dies suddenly while reading a book Joanna has never seen before, the sisters must reunite to preserve their family legacy.