Spanning a critical historical time from 1929 to 1940, three young women search for love. The young women leave behind their careless and innocent youth as they pursue love and happiness through places far beyond their expectations.。民国年间,上海大元银行遭遇四名匪徒抢劫,银行背后的老板燕大帅下令掘地三尺也要将钱追回。此时,在街头卖艺糊口的龙一金小螃蟹兄妹和神秘的女侦探艾琳遇到了奄奄一息的银行劫匪铁虎。铁虎声称被自己人出卖,临终前拿出一把钥匙并告诉三人去寻找胡家戏班班主。三人为求赏金,决定携手合作,而燕大帅及其子燕少的追杀,胡班主的被擒,甚至艾琳的神秘身份,都令他们陷入了危险的困境。。夜幕下的酒吧,苏柠醉眼迷离,轻声呼唤着服务生,笑声中带着几分俏皮。然而一个流气男人瞅准机会,企图靠近这位孤独的佳人。一道矫健身影如猎豹般闯入画面,秦斯越眼神凌厉,毫不犹豫一脚挥出,将那不速之客踹得踉跄后退,瞬间化解了危机。。