A town is besieged by a changing culture and is desperate to hold on to its oldways. But that gets harder as the next generation starts to leave the traditions behind. The drive of some people to resist change and hold on to what they have is so great that they will not only fightthe undead but eventually embrace them.
Bracers that a serve as a battery for magical energy.
The God of the Sun granted the kings younger brother a weapon imbued with the power to take the crown and almost enough power to keep it.
The Priests of Droven are as near a thing the Dwarf city states of the Ven (Barrier) Mountains have to a central government. They enforce laws, arbitrate disputes, monitor trade, intern the dead and in all ways keep chaos at bay.
A magical relic is stolen which has the power to raise the dead. The dead roused by this item are twisted tormented beings but are also elevated to a power befitting their earthly accomplishments. The PCs are charged with retrieving this item, but before they can safely secure it has already been used to raise the legendary King Parna who carved out the Kingdom by his spear and wits alone and his two most famous companions. Now the PCs must not only contain the relic, but save the realm for these new and powerful undead.
Imagine if King Arthur, Merlin and Lancelot were brought back as powerful undead.
The Lord has a new girlfriend, and nobody is happy about it.
A creation myth that sets up a Job like contest between the gods for the souls men. It explains the origins of monsters, magic, death and demi-humans.
A possible answer to what happens to spells when a mage dies. If the spell is strong enough, say and enchantment or other permenant effect, part of the mages spirit may become lodged in the magic. It may be a way for items to gain some kind of intelligence, but a mage who has knowledge of this fact would be very hesitant about enchanting anyone or thing. He might have other plans for his afterlife than counting the change in your bag of holding.
Preists, I think, would have this sort of thing covered.