Rookie cop Kate Prospero only has one more training assignment to pass before she's officially sworn in to Babylon Police Department. But the veteran cop in charge of the river patrol boat is a salty old guy isn't happy about playing tour guide to a rookie and seems even less interested in real police work. But while on patrol, they stumble on to what appears to be a floating dirty magic lab. This highly combustible situation might finally be the key to these two unlikely partners finding common ground.