In 1350, a boy with a large hump on his back becomes the servant of a shadowy pilgrim on his way to Rome, who pulls the boy into a dangerous expedition across Europe to gather the seven precious relics of Saint Peter.

"Lola Benko seeks out the legendary Helm of Darkness in her second treasure-hunting adventure"--

Sixteen-year-old Raffi, Master Galen, and a mysterious traveler, Carys, enter the ruined city of Tasceron seeking a relic that may save the world, while evading the Watch, a brutal organization opposed to the Order to which Raffi and Galen belong.

"Conor, Abeke, Meilin, and Rollan are prisoners. Framed for a crime they didn't commit, the four young Greencloaks have been captured by the ruthless Oathbound. Rather than facing trial with the rest of their order, the friends and their spirit animals find themselves smuggled to a remote palace. There they discover that the plot against them runs deeper--and is far more sinister--than anyone realized. Someone has been manipulating both the Greencloaks...

"It's been two months since the Kaplan family hunted down the Serpens relic, but when the evil Galina Krause suddenly and violently reappears, Wade, Darrell, Lily, and Becca have no choice but to face her again. Now they must race to find an artifact said to be crafted by Leonardo da Vinci himself--perhaps the strangest Guardian of all. Along the way, they uncover another layer to Galina's sinister endgame . . . and there might not be enough time...

In 1242 in the restive Languedoc region of France, Parsifal, having been charged as a child to guard an important religious relic, has lived in hiding for much of his life until he befriends a young couple on opposite sides of the escalating conflict between the Catholics and the Cathars.

A collection of ten short stories, some of which were previously available online, that follow Jem Carstairs as he travels through the many Shadow Markets around the world, searching for a relic from his past. The Shadow Market is a meeting point for faeries, werewolves, warlocks, and vampires. Over many years Brother Zachariah-- once called Jem Carstairs-- travels through the many Shadow Markets around the world, searching for a relic from his past....