Harriet and Wyn have been the perfect couple since they met in college--they go together like salt and pepper, honey and tea, lobster and rolls. Except, now--for reasons they're still not discussing--they don't. They broke up six months ago. And still haven't told their best friends. Which is how they find themselves sharing a bedroom at the Maine cottage that has been their friend group's yearly getaway for the last decade. Their annual respite from...