的士司机马季（马国明饰）继承精灵石敢当的天命，走上降魔之路，更与长大的好友莫伟豪（胡鸿钧饰）灵魂重逢，也认识了降魔姐弟施莱斯（邓佩仪饰）和施劳斯（麦凯程饰）。然而，当日被魔落下诅咒，成为马季对医生庄芷若（黄智雯饰）的心结。芷若及后与精灵风狮爷（C君饰）结缘，终唤醒了潜藏的鬼域记忆……贝贝娜（刘佩玥饰）因马季而死后，转化灵体来守候他，可惜贝娜眷恋人世，欲断不能离。一宗虐儿案，触发魔的能力卷土重来，原來伟豪一直受到神秘魔力操控；马季惊悉背后真相，被迫在情义与降魔之间作出沉痛抉择！
该剧改编自步月浅妆的小说《权宠之仵作医妃》，讲述大理寺卿沈毅因卷入晋王案，全家惨遭灭门，其女沈莞借用秦府九娘子秦莞的身份逃到荆州。原本柔弱可欺的秦莞“性情大变”，不仅会治病救人，还能剖尸探案，顺带将秦府的伯母庶妹姨娘刁奴治得服服帖帖。探案期间秦结识了睿王世子燕迟，燕迟一心为晋王翻案，与秦莞为父昭雪的目标不谋而合，二人一起回京，途中联手破获了各式诡谲大案。回京后，一具意外发现的骸骨让晋王案得以重提，燕迟和秦莞一起慢慢接近了案件的真相，发现了皇宫里深藏的惊天秘密。
Jim Phelps is the new leader of the Impossible Missions Force, with no explanation, or even reference made, about the departure of predecessor Dan Briggs. First up for Phelps is a mission involving the drug trade. Cresnik and Walters have cornered the heroin market and sell it at a handsome profit to gangs around the world. Phelps devises an operation which will drive a wedge between the heroin dealers and their customers.
