元朝(cháo )末年(nián ),群(🔨)雄纷起,武(🥇)林动荡。江湖(hú )传闻,得到(🕟)屠(🕸)龙刀倚天剑者,可(🔧)以成为武(wǔ )林至尊,号令天下,莫敢不(🎾)从。一时间风(fēng )(🎏)云(❣)四起,引发了武林中(🐿)对(duì )屠(tú )(🔸)龙刀(dāo )倚天(🗄)剑的(🎡)争(zhēng )夺(🕯),几段(duàn )(💆)姻(yīn )缘和孽(niè )缘也由(🚥)此(cǐ )产生(🛺)。武当派张翠(😚)山(shān )与天鹰教殷素素因屠龙(🤯)刀相遇相(xiàng )恋,最后亦因屠龙刀(dāo )被正派人士所逼迫,双双(shuāng )自尽。他们的儿(💻)子张无忌(jì )(🔝)长大(dà )成(chéng )人后(🤠),机(🌞)缘巧(qiǎo )合下练成了绝(🎾)世武功“九阳(yáng )神功”和(hé )(🚻)“乾坤大挪移(👺)”,成为了明教(jiāo )教主。张无(wú )忌与元朝(🗳)郡主(zhǔ )赵敏、峨嵋(méi )派周芷若、表妹殷(🦇)离和(hé )婢女(🏻)小昭都有着千丝万(wàn )(🃏)缕的(de )爱意。然而(ér ),看似(🔈)柔(🏒)弱的周芷(🐡)若(🈺),却是个(😙)十(🤥)足(zú )(⏲)的(📛)“腹黑(hēi )女(📸)”,她为了获取(qǔ )倚天剑屠(tú )(🏴)龙刀的秘(mì )密,不惜杀害(hài )殷离(lí ),陷害赵敏。张无(wú )忌(jì )虽看清(qīng )(🕕)了周芷若真实面目,但仍割舍不下她。其后,张(🎴)无忌化解(🍹)了武林种种恩怨,辞去教主之位,与赵敏寄迹(🐱)蒙古(gǔ )。