『跟老公(gong)進(jin)行(xing)了(le)一半婆婆突然(ran)(ran)(ran)來了(le)』介紹:小(xiao)蓮(lian)(徐懷鈺(yu)飾)是(shi)一只鯉魚精,生(sheng)(sheng)活在(zai)大小(xiao)姐牡(mu)(mu)(mu)丹(dan)(dan)(孫莉飾)的(de)(de)(de)池塘里。閑暇中(zhong)(zhong),貪(tan)玩(wan)的(de)(de)(de)小(xiao)蓮(lian)總喜歡化身(shen)(shen)成(cheng)牡(mu)(mu)(mu)丹(dan)(dan)的(de)(de)(de)樣(yang)子(zi)(zi),來到人間游山(shan)玩(wan)水。一次意(yi)外中(zhong)(zhong),小(xiao)蓮(lian)被(bei)書(shu)生(sheng)(sheng)張子(zi)(zi)游(郭晉安(an)飾)出手相救從而結下了(le)不(bu)解之(zhi)(zhi)(zhi)緣。其實,張子(zi)(zi)游同(tong)牡(mu)(mu)(mu)丹(dan)(dan)早已私定終生(sheng)(sheng),可是(shi)牡(mu)(mu)(mu)丹(dan)(dan)的(de)(de)(de)父親卻擅自將她許(xu)配給了(le)將軍之(zhi)(zhi)(zhi)子(zi)(zi),悲傷的(de)(de)(de)牡(mu)(mu)(mu)丹(dan)(dan)無力抵抗,雖然(ran)(ran)(ran)小(xiao)蓮(lian)企(qi)圖幫(bang)助牡(mu)(mu)(mu)丹(dan)(dan)從中(zhong)(zhong)阻(zu)撓,但也(ye)無濟(ji)于事,最(zui)終牡(mu)(mu)(mu)丹(dan)(dan)還(huan)是(shi)坐入了(le)送親的(de)(de)(de)轎巒之(zhi)(zhi)(zhi)中(zhong)(zhong)。沒想到,天生(sheng)(sheng)體(ti)弱的(de)(de)(de)牡(mu)(mu)(mu)丹(dan)(dan)竟(jing)然(ran)(ran)(ran)在(zai)轎中(zhong)(zhong)悲傷而死,與此(ci)同(tong)時張子(zi)(zi)游也(ye)趕到了(le)現場,情(qing)急之(zhi)(zhi)(zhi)中(zhong)(zhong),小(xiao)蓮(lian)進(jin)入了(le)牡(mu)(mu)(mu)丹(dan)(dan)的(de)(de)(de)軀殼,化作牡(mu)(mu)(mu)丹(dan)(dan)的(de)(de)(de)樣(yang)子(zi)(zi)同(tong)張子(zi)(zi)游展開了(le)一場驚天逃亡(wang)。在(zai)之(zhi)(zhi)(zhi)后的(de)(de)(de)日子(zi)(zi)里,小(xiao)蓮(lian)一邊(bian)要壓(ya)抑自己(ji)活潑(po)的(de)(de)(de)本性,一邊(bian)還(huan)要防止偽裝被(bei)拆(chai)穿。納悶牡(mu)(mu)(mu)丹(dan)(dan)為(wei)何(he)性情(qing)大變的(de)(de)(de)張子(zi)(zi)游永遠都不(bu)會想到,一直陪(pei)伴在(zai)身(shen)(shen)邊(bian)的(de)(de)(de)女人竟(jing)然(ran)(ran)(ran)早已變作他人,