After Judy obtains a mood ring, she tries to convince herself and her third-grade classmates that she can predict the future.

The little beachside town of San Pancras is not known for anything exciting, but when Zach Darlington buys a mysterious ring at the local flea market, his quiet little hometown is turned topsy-turvy by monsters straight from Jewish folklore and a nefarious secret society focused on upholding an apocalyptic prophecy. Zach discovers that the ring grants him strange powers, and he's intrigued; maybe he can use the ring's strengths to halt the slew of...

When she incurs Neptune's wrath by finding a diamond ring buried under rocks in the ocean, Emily is put under a curse that will force her to choose to be either a mermaid or a human and split up her parents forever.

Using the clues found in Aurora Beatrix Lane's travel diary, the Thea Sisters continue their search for the seven lost treasures; and the object this time is the Ring of Eternal Love, a journey that begins in Verona, Italy, with the story of Romeo and Juliet and takes them around the world.

"Aside from his best friend, Sandra; his annoying little sister, Naomi; and his friend Ash (who, by the way, is the King of Demons). Somehow, they've all managed to keep last summer's fights against the Behemoth, the Leviathan, and the evil Knights of Apocalypse cult a secret for almost a whole year. Zach and Sandra have their hands full practicing with the archangel Uriel's flaming sword (in case they ever need to fight monsters again), dodging bully...

There are whispers around the village that monsters are lurking outside the gates. Prunella doesn't pay this talk much mind--until she unearths a strange skull-shaped ring in her garden. When she places it on her finger she's transformed into a skeleton girl, terrifying her monster-fearing town! Exiled, Prunella wanders the wilderness, where she discovers that monsters aren't as bad as she's been led to believe. With her new friends, undead pirate...