Follows a NYC policer officer along with his rookie partner Angela, as they have a rough day while living the dangerous, and routine job of being a cop in the city.

　　A special forces soldier uses the Stand Your Ground law in order to take revenge for his family's murder.

　　该剧以约塞米蒂（优胜美地）国家公园为背景，国家公园管理局的探员，在调查一桩命案时，一步步接近藏在公园内的黑暗秘密，他自己不为人知的过往也呼之欲出。