A biking and camping trip to southeastern Minnesota turns into double trouble for Frannie Shoemaker and her friends as she deals with a canoeing mishap and a couple of bodies. Strange happenings in the campground, the nearby nature learning center, and an old power plant complicate the suspect pool and Frannie tries to stay out of it--really--but what can she do? After all, she is only curious, but sometimes it isn't just cats who have trouble with that