“It seemed to be one of life’s wonders,” observes Sherwyn Sexton, the not wholly unlikable cad at the center of Fay Weldon’s lively if sometimes frustrating new novel, “Before the War,” “that nothing happens and nothing happens and all of a sudden everything happens.”

In an oft-told story from Japanese folklore, an enchanted bird marries a man. There are many variations of the tale, but the one CJ Hauser relates in the title essay of her new collection, “The Crane Wife,” involves a creature who plucks her feathers out each night to preserve her marriage, to trick her husband into believing she is human.

In “Went to London, Took the Dog,” Nina Stibbe, author of “Love, Nina,” delivers a funny-sad portrait of midlife.