A relentless serial killer, dubbed the Father's Day Killer, is on the loose, brutally murdering fathers. The gory pattern of killings catches the attention of Ahab, a one-eyed vigilante haunted by a tragic past involving this same monster. Ahab, consumed by his need for vengeance, focuses on tracking down the maniac who devastated his family. With an eye patch as his trademark and driven by a dark sense of retribution, Ahab's pursuit is relentless and merciless.

Ahab's mission garners the attention of a priest and a street-smart hustler. The unlikely trio form an uneasy alliance, each driven by their own personal vendettas and motivations to catch the killer. Their journey is marked by bizarre occurrences, hyper-violent encounters, and dark comedy, taking them deep into the heart of a sinister plot much larger than they anticipated. As they delve closer to the truth, their own demons and the killer's grotesque methods test the limits of their sanity and will to survive.