萧伟明（陈山聪饰）来到残旧且品流複杂的金宵大厦当看更，遇上这里的空姐住客Alex（李施嬅饰）容貌竟与梦中一直缠绕自己的旗袍女子相同！阿萧接近Alex，了解更多彼此的关联。其间金宵大厦怪事不断，不停上演著其他住客的人生及奇幻故事；阿萧更发现Alex竟是一个残影！六十年代金宵舞厅的舞女COCO（李施嬅分饰），梦见自己未来当了空姐，恋上与梦中男子外貌相同的警察刘旭辉（陈山聪分饰），奇梦还被书店主人林若思（张彦博饰）写成小说。阿萧一路追查，意外发现这本旧小说，惊悉自己与Alex有一段扑朔迷离的宿世情缘……

丁隐（夏韶声 饰）原是峨眉派弟子，然而心术不正叛逃至魔界，练就了血影神功，一时间，天下苍生接受其祸害，生灵涂炭。少侠李紫琼（杨宝玲 饰）、周青云（李婉华 饰）、上官警我（关礼杰 饰）等人联手，想要除掉这一祸患，然而丁隐实力强大，唯有获得紫郢和青索两把灭魔宝剑，练成无情剑法，才能够彻底将孽障铲除。
一路上，众人经历了无数生死攸关的危机时刻，凭借他们强大的实力和高超的智慧一次又一次的死里逃生，并且最终顺利获得宝剑。然而，杨紫琼和周青云却陷入了一段十分复杂的四角恋情之中，导致无情剑法练就失败，一时间情况十分紧急。

During the Northern Song Dynasty, foreign tribes coveted the territory of the Great Song, creating a confrontational situation between the Han and non-Han ethnic groups. Qiao Feng (portrayed by Felix Wong), the leader of the Beggars' Sect, was falsely accused of being a descendant of the Khitans as revenge for rejecting the love of Kang Min (portrayed by Yim Wai-ming), the wife of the deputy leader. He was despised by martial artists in the Central Plains. Determined to clear his name, Qiao Feng searched everywhere for clues about his origin. During this period, he met Duan Yu (portrayed by Benny Chan), the prince of Dali, and the monk Xu Zhu (portrayed by Fan Siu-wong), and they became sworn brothers.