故事讲述的是好友萨曼莎意外感染不明病毒，在病毒摧毁她意志和占据她整个世界之前，莱利需要寻找到治愈疾病和阻止悲剧的方法...

Riley searches for a cure to the virus that took over Samantha before it consumes him and the entire world.