Nantucket is only two and a half hours away from Martha's Vineyard by ferry. But the two islands might as well be worlds apart for a set of identical twin sisters who have been at odds for years. Just because twins look exactly the same doesn't mean they're anything alike - and Tabitha and Harper Frost have spent their whole lives trying to prove this point. When a family crisis forces them to band together - or at least appear to - the twins come...

Molly and Michael dislike their spooky new stepsister, Heather, but realize that they must try to save her when she seems ready to follow a ghost child to her doom.

Jude and her brother, Noah, are incredibly close twins. At thirteen, isolated Noah draws constantly and is falling in love with the charismatic boy next door, while daredevil Jude surfs and cliff-dives and wears red-red lipstick and does the talking for both of them. But three years later, Jude and Noah are barely speaking. The early years are Noah's story to tell. The later years are Jude's. What the twins don't realize is that they each have only...

"Once upon a time, when her dad married Sage's mom, Daisy was thrilled to get a bright and shiny new sister. But Sage was beautiful and popular, everything Daisy was not, and she made sure Daisy knew it. Sage didn't have Daisy's smarts - she had to go back a grade to enroll in the fancy rich-kid school. So she used her popularity as a weapon, putting Daisy down to elevate herself. After the divorce, the stepsisters' rivalry continued until the final,...