Night, it's about flesh eating horses that live in the ocean. When they venture onto land, people catch them and attempt to train them for a big race. It doesn't always go well for the trainers or riders, or anyone else who just happens to be on the beach at the time. One person dares to enter an ordinary horse into the race because she is desperate for the prize money.
Well, like I said, those are going to be a minority. In any case, I've been firmly of the opinion my characters wouldn't do well, anyway. I refuse to sanitize them