Saved from the fire that claimed The Temple and its Disciples, Alex is unexpectedly reunited with Christine, a figure from her past who may hold the key to her future. But when she disappears, it's up to Alex to journey into the Temporal underworld to get her back. With Acolytes from across the globe on her tail, newfound powers to control, and even her own friends beginning to question her methods, Alex will need to decide who she can really trust - and fast.

Because time is not on her side, and now it's not just the fate of the Temporal world that hangs in the balance...