Imagine a heaven populated by familiar Greek gods. Sexy Aphrodite, gorgeous Adonis, Ares the warmonger, Artemis the huntress, wise Athena, bitter Demeter, and the like. But imagine also each of these denizens of Olympus stepping forward and revealing qualities that any reader can recognize: Hades, ruler of the underworld, lovesick for Persephone. Baffled Hephaestus, god of fire, husband of Aphrodite who can’t keep her clothes on. Add a defiant Sisyphus and a cadre of grumpy water nymphs and...