The Ten Commandments are on the attack! Surprised to see Diane alive, Galland moves to finish her off for good! But just when things are looking grim, an ally from the past comes to Diane's rescue! Meanwhile, the rest of the Sins head for the Druids' Holy Land to regain Meliodas' lost power. To prove his worth, Meliodas will be put to the test...and the Druids just might have something in store for the rest of the group as well...