In the spring of 1613 Mr William Shakespeare, a gentleman farmer in Warwickshire, returns to London. It is a ceremonial visit; he has no further theatrical ambitions. But the city is still reeling from the terrorist panic of the Gunpowder Plot of 1605, and fate soon forces him to take up his pen again. It was never possible to write about Henry VII while his granddaughter Elizabeth was Queen, but now he must. It is a perilous enterprise: King James...