Meet the unsung heroes of the supernatural...

They live normal lives on the surface, going to work, the bank and the grocery store like everyone else. All day they watch their countdown. When the moment comes, they draw their swords, don their armored overcoats, and walk between worlds. They stop demons from overwhelming people, without being seen and without asking a word of thanks. For thousands of years they have labored to save mankind from itself, quietly, one soul at a time.

When Paul is thrust into this hidden world between worlds, he must learn to...