A down and out cop lands the case of a lifetime when four suspects are nabbed in the assassination attempt of a prime time journalist. The case turns out to be a devious maze where nothing is what it looks like. The pursuit of it leads him to the dark netherworld - the 'Paatal Lok', and to shocking discoveries in the past of the four suspects.
新生代演员罗宏正饰演推理书屋的店长，热爱研究未解悬案的他，某日却卷入各种离奇犯罪事件，他要如何逐步拼凑出背后复杂真相？本剧并网罗金钟新人李沐与台北电影奖、金钟奖双影帝黄河、林雨宣等同台飙戏。
80年代高智硬茬女大学生陆燃被恶毒叔婶以高价彩礼强行“嫁”给矮穷丑、有女儿还家暴的男人！我命不由天，陆燃毫不犹豫逃婚，谁曾想逃婚路上阴差阳错赖上一个又高又帅还纯情的温柔型男，他竟然还是自己的逃婚对象？
