Naked and Afraid is an American reality series. Each episode have the lives of two survivalists who meet for the first time naked and are given the task of surviving a stay in the wilderness for 21 days. Each survivalist is allowed to bring one helpful item, such as a machete or a fire starter. After they meet in the assigned locale, the partners must build a shelter and find water and food. Any member of the cast is allowed to withdraw at any time, meaning he or she decides not to continue