Red Equinox by Douglas Wynne

When urban explorer Becca Philips captures evidence of eldritch horrors breaking into our world from another dimension, she finds herself caught between apocalyptic cultists and a covert government agency hellbent on stopping them by any means necessary. They should have let sleeping gods lie.

Category: Dark Fantasy

Two years after the Red Equinox, Becca Philips is recruited by SPECTRA to join a team investigating the Wade House – a transfiguring mansion of portals to malevolent dimensions where cosmic horrors lie in wait.