Lupine Howl Books in Order

Jess and Duncan set out to bury Excalibur, pursued by a force that devours reality. Duncan's past and his growing master's power threaten their mission, while the Ancient Wolf prepares to return and draw him toward a terrible fate.

Searching for Excalibur, Jess and Duncan reach an English town where strange children are killing residents. The approaching Black Annis and secrets from Duncan's past draw them into new dangers, eventually trapping Jess in a vast mysterious library.

Runaway Jess struggles to survive on London's streets until a half-human, half-wolf creature saves her. Her rescuer, Duncan, is hunted by an assassin and bound to a cruel master, making their new connection dangerous for them both.

Without Duncan beside her, Jess flees powerful enemies and discovers a hidden world beneath London's streets. As deadly creatures compete for control and the military prepares to intervene, Duncan struggles to find a way back into the fight.

Jess tries to raise her son in peace, but trouble pulls her toward a past she hoped to escape. Duncan faces a rising evil and struggles with whether to involve the old friend he promised to leave alone.

A new kind of werewolf draws Jess into a deadly conflict far from home. Searching for the missing Duncan takes her to a remote monastery, where a dangerous creature and an ancient evil threaten to overwhelm her.