After few hardworking summer months in Pontypandy, Chief Fire Officer Boyce decided to give one of the best firefighters some time off with a trip to some strange park. He hadn't known at that moment how much it will change between his choosen ones... Who could have guessed that a camp could be so dangerous? Espacially a walking camp. Will the team of Pontypandy survive the obstacles the forest hides in its shadows? Will they get to the end despite the injuries and venom? Will their friendship grew stronger and they would find happiness? Or will they get traped inside the differences and weaknesses that starts to get in the way?