A noise is coming from the floor upstairs. Eunsu, hears this for over a month which causes uncontrollable anger to rise up. She gets eliminated again from a competition she had prepared for a long time. Eunsu decides to write her last piece with the theme of the noise between the floors and persuades her friend to help her follow and track the secret.。洪永昌因妒恨心上人Anna下嫁好友袁文卓,一时冲动,在刘伯帮助下 ,养鬼报复,欲利用鬼仔杀文卓及Anna,幸及时良心发现,救回二人。及後,鬼仔迷惑Anna,使她下嫁永昌,文卓大为伤心,而永昌亦从此被鬼仔控制,利用他杀人报仇。Anna发觉永昌行为怪异,带文卓见永昌,永昌不堪痛苦,向文卓求救,文卓感事态严重,向雄叔求助,雄叔曾学茅山术,遂向永昌施法,与鬼仔恶斗一场,终杀死永昌。Anna重投文卓怀抱,文卓却发现Anna行为日渐怪异,雄叔亦同时查出鬼仔已转投Anna身上,众人为救Anna,设计把她捉住,再追查幕後控制人物。。民国年间,时值中元节,太平县昏暗的戏楼正上演着一场给“阴山鬼王的阴戏”。恰逢警察局局长方敬儒(张子健饰)大寿,局长儿子派人搅乱了戏班子,强占戏院为其父贺寿,正当所有人沉浸在喜悦的气氛中时,一个熊熊燃烧的活人从戏台上空而降,像极了中元节鬼王被烧的场景,与此同时,台下的纸人和鬼王牌位竟也瞬间燃起,人们纷传是其惹怒了鬼王。方敬儒盛怒之下开始调查此事,奉天白事铺掌柜许四九(刘智扬饰)也被迫卷入其中。随着案情深入,故事主人公许四九见证了一桩桩悲剧,也终于找到了背后的答案……。