The book "Omens" by Kelley Armstrong delves into themes of fate, choice, and the consequences of actions. The story is set in Cainsville, a town shrouded in mystery and linked to ancient legends. The characters must navigate their intertwined destinies while grappling with dark omens and the threat that looms over them.

The quote, "The hounds will come to Cainsville and when they do, you'll wish you made a very different choice today," foreshadows the impending danger and the pivotal decisions that the characters face. It emphasizes the importance of choices and hints at the regret that may follow, underscoring the narrative's tension and the ominous atmosphere surrounding Cainsville.