When a bride-to-be is found dead in the harbor, chief of police Ed Kapenash searches for the killer within her own wedding party.

After her daughter Chess' ex-fiancé dies in a rock-climbing accident, Birdie Cousins encourages her younger daughter, Tate, and her sister, India, to join her and Chess on Tuckernuck Island for a month, a time when deep secrets are soon revealed.

Some of the stormy weather of the past few seasons seems to have finally lifted for the Quinns. After a year apart, Mitzi has returned to rule the roost; Patrick is about to be released from prison; Kevin has a successful new business and is finally ready to tie the knot with Isabelle; and best of all, there's hopeful news about Bart, who has been captured by enemy forces in Afghanistan. That doesn't mean there aren't a few dark clouds on the horizon....

"Evangeline Hussey has made a home for herself on Nantucket, though she knows she is still an outsider to the island's small, close-knit community, one that by 1849 has started to feel the decline of a once-thriving whaling industry. Her husband, Hosea, and the life they built together, was once all she needed-but now Hosea is gone, lost at sea. Evangeline is only able to hold on to his inn, and her place on the island, by employing a curious gift...

Physician Bess Codman has returned to her family's Nantucket compound, Cliff House, for the first time in four years. Her great-grandparents built Cliff House almost a century before, but due to erosion, the once-grand home will soon fall into the sea. Though she's purposefully avoided the island, Bess must now pack up the house and deal with her mother, a notorious town rabble-rouser, who refuses to leave. The Book of Summer unravels the power and...