讲述了沂蒙山青年(nián )农(nóng )(✒)民龙喜蛋(📒)到上海打工(gōng )挣钱(qián ),被隆盛行管家阴差阳(yáng )错(cuò )当(🎗)成(🎹)大老板隆得宝失(🔬)散多年(nián )的少爷隆地蛋(dàn )接进隆(🎲)府(fǔ )。龙喜(🏇)蛋被迫冒充真(zhēn )(⚫)少爷,被隆(lóng )得(dé )宝封(fēng )为隆(🕖)家(🕯)财(cái )产(chǎn )(🙍)继(jì )承人(🔲)和隆(🛹)镖(🚉)队队长,而真少爷被遗忘街头(tóu )成(chéng )(🙁)为乞丐。