"Cass's fiance Luca is arrested for heresy and Cass must travel to Florence to uncover the mystery of the Order of the Eternal Rose and save Luca

Noah and his friends in the Secret Society join forces with four teens known as the Descenders to try to protect the Secret Zoo hidden below the

"Twins Ethan and Ella go on an adventure in Greece, where they learn about the mystery-solving Society of Apollo"--

"Cass and Luca are back in Venice, trying to find the Book of the Eternal Rose to clear Luca's name and keep them both out of prison"--

Malcolm, a smaller than average rat, loves life at McKenna School and the secret society of classroom pets that keep children out of trouble, but

"An American boy travels with his family to London for his mother to find his father, but it turns out his father was involved with something nef

The Aldens are recruited by the secret Reddimus Society to return lost artifacts and treasures, but encounter enemies of Reddimus during a privat

When the students at Rosewood Hall are targeted by members of a secret society, Lottie Pumpkin and Ellie Wolf must find the culprit before the sc

Florence 1986. A seemingly inexplicable attack on a church fresco of Adam and Eve brings together an unlikely couple: Julia Wellbeloved, an Eng

Enlisted by beautiful opera star Leigh Llewell to investigate her brother Oliver's mysterious death, SAS operative Ben Hope finds himself caught

Sixteen-year-old Chicago preparatory school student Sara Jane Rispoli must unravel a web of complex mysteries after her family goes missing and s

When farm boy Homer Pudding's explorer-uncle dies and leaves him a droopy dog with a mysterious coin hidden on its collar, it leads him to The Ci