该剧为系列短剧，用轻松幽默的手法展现90年代老北京胡同里的生活百态。
When their mother is hospitalized in a car accident, Pim and Putt suddenly discover that they have a set of grandparents they've never known about. But a terrifying truth has long been hidden within the walls of their grandparents’ house, a truth that gradually reveals itself to Pim and Putt through a mystical hole, unleashing hair-raising horror on their family.
改编自知乎作者许久望川同名小说，讲述了患有怪病的贵妃苏秦（黄杨钿甜 饰），被打入冷宫后偏遇黑衣人“病中病”劫持，并以与摄政王陆寰（张景昀 饰）相守成婚为条件达成“弑君”协定，在刺杀风波中二人共赴生死逐渐感情升温，随着黑衣人真实身份揭晓，二人最终相爱相守的故事。
