在《性(xing)(xing)(xing)與(yu)理(li)(li)(li)(li)(li)性(xing)(xing)(xing)》中,性(xing)(xing)(xing)理(li)(li)(li)(li)(li)性(xing)(xing)(xing)女主角是性(xing)(xing)(xing)理(li)(li)(li)(li)(li)性(xing)(xing)(xing)一(yi)位理(li)(li)(li)(li)(li)性(xing)(xing)(xing)嚴謹的(de)(de)心理(li)(li)(li)(li)(li)學家,她(ta)認為愛情(qing)是性(xing)(xing)(xing)理(li)(li)(li)(li)(li)性(xing)(xing)(xing)一(yi)種化學反應(ying),不(bu)應(ying)受到感情(qing)的(de)(de)性(xing)(xing)(xing)理(li)(li)(li)(li)(li)性(xing)(xing)(xing)左(zuo)右(you)。然而(er),性(xing)(xing)(xing)理(li)(li)(li)(li)(li)性(xing)(xing)(xing)當她(ta)遇到一(yi)個性(xing)(xing)(xing)感迷人的(de)(de)性(xing)(xing)(xing)理(li)(li)(li)(li)(li)性(xing)(xing)(xing)男人時,她(ta)開始(shi)懷疑自己的(de)(de)性(xing)(xing)(xing)理(li)(li)(li)(li)(li)性(xing)(xing)(xing)理(li)(li)(li)(li)(li)論(lun),不(bu)知道該如(ru)何選(xuan)擇。性(xing)(xing)(xing)理(li)(li)(li)(li)(li)性(xing)(xing)(xing)性(xing)(xing)(xing)理(li)(li)(li)(li)(li)性(xing)(xing)(xing)