Millie had been a ghost for 800 years. But now restored by the magic of Xanth, she was again a maddeningly desirable woman.

There is trouble in Xanth again because the Gap Dragon escaped and is ravaging across the land.

Perplexed Prince Dolph, Xanth's precocious shapeshifter, should be in love but isn't. Nonetheless, he must chose between two fiancées -- Nada the uninterested and Electra the uninteresting -- or all three of them will suffer the most dire consequences. Luckily a convenient catastrophe has popped up to distract Dolph form his dilemma -- the foal-napping of young Che Centaur by goblins. And the only one who knows where Che is a nice but remarkably...

"Squid may only be a tween alien cuttlefish, but her feelings for Chaos, her Demon boyfriend, are real, which is why she's more than ready to let someone else take over as the protagonist of this story. Being a main character is exhausting--and it's drastically cutting down her flirting time with Chaos. But their alternate future is dependent upon their completion of one final mission... Seven years from now, in another reality frame, things are not...

A quest for the source of power threatened to doom the land of Xanth
As a ruler of a country steeped in enchantment, King Trent was naturally curious about the source of its magic. It made sense to order Bink, the only one of his subjects immune to supernatural harm, to undertake a quest to discover the wellspring of Xanth’s uniqueness.
From the beginning, Bink and his companions, Chester the centaur and Crombie, the soldier transformed...

In the first book of the Adept trilogy, someone is trying to destroy Proton, and Stile's survival depends on mastering magic and winning the Great Games.

"What's a single prince to do when confronted with the baton of protagonism? Why, become the hero of his own story of course! And in Xanth that usually means embarking on a quest. For Prince Nolan Naga, there's only one thing missing from his life: a wife. He needs a royal match by the time he assumes the throne. But to make sure he lands the right spouse, he must consult with the Good Magician. After completing the three challenges necessary to see...

Young Esk and his new-found creature companions must defend the precious Vale of the Vole.

Lacuna travels to Hell to assist Humphrey--who is trying to trick the Demon Xanth into releasing Humphrey's wife, Rose--hoping that he will return the favor.