Hundred Halls Books in Order

Orphaned sisters Aurie and Pi Silverthorne seek admission to the Hundred Halls magical university. Pi's search for a lost artifact to secure sponsorship draws them into rival pursuits and secrets connecting their family to the school's future.

Students at the Hundred Halls begin losing their souls during Aurie's third year. As forbidden magic threatens even the professors, Aurie and her sister search for the thief before the university suffers an irreversible transformation.

Arcanium's patron, Semyon Grey, slowly recovers from damage to his soul, leaving his students unable to practice magic. The Silverthorne sisters seek a way to accelerate his healing before the Cabal and magical madness overwhelm them.

With civil war threatening the Hundred Halls, Aurie and Pi investigate Invictus's disappearance. Their search reveals connections between the university and their family, forcing them to reconsider their identities while trying to protect the city.

Pax and her friends attend the opening of a zoo's Other Realms section, filled with dangerous supernatural creatures. One unusual animal disrupts the security systems, turning an anticipated celebration into a struggle to survive cascading failures.