二十年代的上海，柴十七（黎耀祥饰）欠债累累，突然被永业银行主事人「七爷」邓桂婵（胡定欣饰）召见，十七运用其商业头脑摆平银行的挤兑风暴，两人自此演变出非一般的雇佣关系。十七一直获经营酒楼的桂氏一家照顾，千金桂花香（陈晓华饰）重遇求学时期的心上人韦豪（罗天宇饰）；韦豪本是混江湖的杀手，十七却日渐看到韦豪对花香的情意，从反对变成接受。动荡乱世，战火枪炮不断，桂婵接连碰到军政猛人林茂财（萧正楠饰）等神秘对头，将她和十七、韦豪、花香逼上悬崖险境，劫祸连连……
这部黑色喜剧围绕一个看似成功祥和，实则秘密暗涌的花卉家族企业展开。一天，大家长发现长期陪伴自己的情人溘然长逝，他决定将二人的私生子女带回家与现任妻子和家人同住，而妻子和家人之前并不知晓这些孩子的存在。本剧集探讨的主题是无论内心如何煎熬，都要保护和原谅所爱之人。
夜间新闻节目《新闻大门》的新闻编辑部迎来新人户山纱矢（佐佐木舞香 饰），她因祖母的喜好而误打误撞进入新闻行业。在节目改版的混乱中，遇见了志向成为记者却迷茫的入社两年目AD本桥悠介（道枝骏佑 饰），两人因一句话逐渐拉近距离，发展出“秘密关系”。与此同时，温柔体贴的同事宰善（金武俊 饰）也默默守护着纱矢。围绕三人展开的青春×梦想×悸动的职场爱情喜剧由此上演。
Big Mood is a vivacious and rebellious portrayal of female friendship when infiltrated by the complexities of a serious mental illness. The six-part series will explore the messy pitfalls and idiosyncrasies of navigating adulthood through wicked humour, daft anecdotes, and unsettling truths. Best friends Maggie and Eddie have lived in each other’s pockets for ten years, through thick, thin, and multiple challenging eyebrow trends. But with the rest of their lives looming, careers hanging in the balance, and Maggie’s bipolar disorder making an unwelcome return to form, Eddie begins to question whether this friendship is really in their best interests. It’s a pivotal point in both their lives, bringing to the surface those all-important questions – could sleeping with your former History teacher be the key to happiness? Is a basement Rat Hotel a functional alternative to pest control? How do you stop your new psychiatrist giving you worry dolls? With their twenties behind them, Maggie and Eddie’s relationship faces the future – can it survive?
