『英語課代表讓我(wo)按(an)到(dao)樹上C』介(jie)紹(shao):小(xiao)(xiao)(xiao)(xiao)蓮(徐懷鈺飾(shi))是(shi)(shi)一(yi)只鯉魚精(jing),生活在大(da)小(xiao)(xiao)(xiao)(xiao)姐(jie)牡(mu)(mu)(mu)(mu)丹(dan)(dan)(孫莉飾(shi))的(de)(de)(de)池塘里。閑暇中,貪玩的(de)(de)(de)小(xiao)(xiao)(xiao)(xiao)蓮總喜歡化身(shen)成(cheng)牡(mu)(mu)(mu)(mu)丹(dan)(dan)的(de)(de)(de)樣子,來到(dao)人(ren)(ren)(ren)間游(you)(you)山玩水。一(yi)次意外中,小(xiao)(xiao)(xiao)(xiao)蓮被書生張(zhang)子游(you)(you)(郭晉安飾(shi))出手相救(jiu)從而(er)結下了不解之(zhi)緣。其實(shi),張(zhang)子游(you)(you)同(tong)牡(mu)(mu)(mu)(mu)丹(dan)(dan)早(zao)已私(si)定終(zhong)生,可(ke)是(shi)(shi)牡(mu)(mu)(mu)(mu)丹(dan)(dan)的(de)(de)(de)父親(qin)卻擅自(zi)將(jiang)她許配(pei)給了將(jiang)軍之(zhi)子,悲傷的(de)(de)(de)牡(mu)(mu)(mu)(mu)丹(dan)(dan)無力(li)抵(di)抗,雖然(ran)小(xiao)(xiao)(xiao)(xiao)蓮企圖幫(bang)助牡(mu)(mu)(mu)(mu)丹(dan)(dan)從中阻撓,但也無濟(ji)于事,最終(zhong)牡(mu)(mu)(mu)(mu)丹(dan)(dan)還是(shi)(shi)坐入了送親(qin)的(de)(de)(de)轎巒(luan)之(zhi)中。沒想(xiang)到(dao),天生體弱的(de)(de)(de)牡(mu)(mu)(mu)(mu)丹(dan)(dan)竟(jing)然(ran)在轎中悲傷而(er)死,與此同(tong)時張(zhang)子游(you)(you)也趕(gan)到(dao)了現場(chang),情急(ji)之(zhi)中,小(xiao)(xiao)(xiao)(xiao)蓮進(jin)入了牡(mu)(mu)(mu)(mu)丹(dan)(dan)的(de)(de)(de)軀殼,化作牡(mu)(mu)(mu)(mu)丹(dan)(dan)的(de)(de)(de)樣子同(tong)張(zhang)子游(you)(you)展(zhan)開(kai)了一(yi)場(chang)驚天逃亡。在之(zhi)后(hou)的(de)(de)(de)日(ri)子里,小(xiao)(xiao)(xiao)(xiao)蓮一(yi)邊要(yao)壓抑自(zi)己活潑(po)的(de)(de)(de)本(ben)性(xing),一(yi)邊還要(yao)防(fang)止偽裝被拆穿。納悶牡(mu)(mu)(mu)(mu)丹(dan)(dan)為何(he)性(xing)情大(da)變(bian)的(de)(de)(de)張(zhang)子游(you)(you)永(yong)遠都(dou)不會想(xiang)到(dao),一(yi)直陪伴(ban)在身(shen)邊的(de)(de)(de)女(nv)人(ren)(ren)(ren)竟(jing)然(ran)早(zao)已變(bian)作他(ta)人(ren)(ren)(ren),