故事设定在未来世界，在一个庞大的高科技成人主题乐园中，有着拟真人的机器“接待员”能让游客享尽情欲、暴力等欲望的放纵，主要叙述被称为“西部世界”的未来主题公园。它提供给游客杀戮与性欲的满足。但是在这世界下，各种暗流涌动。部

Leslie is a West Texas single mother struggling to provide for her son when she wins the lottery and a chance at a good life. But a few short years later the money is gone and Leslie is on her own, living hard and fast at the bottom of a bo