When a group of steamboat enthusiasts choose the Norfolk Broads for their annual rally, Ranger Jack Fellows is delighted to be assigned to mentor them. However, the members of Steambuffs turn out to be as disparate as their classic craft and spooked from the start by a succession of strange visitations.
Could the shades of a two-hundred year-old Broadland steamship disaster really be haunting what was supposed to be a long-weekend of fun?
As pistons hiss and funnel-smoke trails astern, Jack senses impending trouble and, when events turn even darker, realises that nothing and no-one is quite what they seem.