Asperides, an ancient demonic talking sword, tricks Nack Furnival, a bumbling would-be knight, into battling a wicked sorcerer bent on summoning all the evils of the underworld.

"...until a mythical sea creature came to their rescue. But in exchange for saving their lives, Princess Piscina needs them to bring back something very precious too the Kingdom of Merland: the trident of her father, King Neptunea. To do so, Tim and his friends must embark on a very dangerous journey across the Sea of Terror to the incredibly amazing city of Atlantis. On the way, they'll have to confront vicious beasts, treacherous pirates--and worst...

"Tamsin Lark goes on a quest to find the infamous ring from Arthurian legend to break her brother's curse"-- Tamsin Lark didn't ask to be a Hollower. As a mortal with no magical talent, she was never meant to break into ancient crypts, or compete with sorceresses and Cunningfolk for the treasures inside. But after her thieving foster father disappeared without so much as a goodbye, it was the only way to keep herself--and her brother, Cabell--alive....