Tales from the Gas Station Volume 2 by Jack Townsend

Nightshift clerk and high-functioning insomniac Jack is back to work, trying his best to keep out of trouble. But when his chain-smoking coworker discovers a mysterious radio signal revealing the guarded secrets of their town, Jack will learn that an annoying new dayshift manager is far from the worst of his problems.

In this second installment of the Gas Station saga, Jack finds himself entangled in his most harrowing adventure yet. With the newest crew of coworkers along for the ride and the resident psychopath out for his blood, our hero(?) must navigate the drama of small-town murder conspiracies, vigilante justice, and demonic summoning rituals...whether he wants to or not.