哪吒见天下大旱,不(bú )忍众生遭劫,前(qián )往水族(zú )兴师问罪。在东(🕰)海寿宴上与东海(hǎi )龙(🆖)王(wáng )三太子(zǐ )敖丙(🔬)大打(dǎ )出(🐮)手(🥩),但妖族作梗,杀死敖丙后栽(♑)赃(📼)于哪吒(zhà )。东海龙王前(🎩)往陈塘关兴师(shī )问(wèn )罪(🙍),哪吒(🔲)由于不愿牵累父母,于当场自戕(qiāng ),以此谢罪。哪吒原为灵珠子,这(🔊)一切(qiē )都是他命中劫(🔩)数,太乙真(zhēn )人将碧(bì )(🖲)藕为骨,荷叶为衣(㊗),为哪吒重(chóng )造仙躯,使(shǐ )之起死(🤸)回(huí )生,然(👓)而代(dài )价有(⛓)二,其一,哪吒需入凡尘(chén )(🚻),寻回五样随身法宝(bǎo ),其(qí )二则需(🧟)帮助小(xiǎo )龙女打败蛇(🗳)姬、复兴(xìng )水(shuǐ )族(zú ),如此(cǐ )(🍑)哪(👊)吒(zhà )方能(néng )偿还所(😊)有(🈸)罪愆(qiān ),重回凡间,与家人(🌪)团圆。后来哪吒(💯)发(fā )现昔日大旱与(yǔ )敖丙之死(🔍),均为(wéi )(⏲)蛇姬逆谋篡位的手段(♌),蛇姬与妖(yāo )族大(dà )帝联手,将(jiāng )四位龙王囚禁(🔫),使得(dé )龙(🌸)宫易(yì )主(🏓),从(🎐)此成了四(🕕)海(😳)之王。就在一同寻找法宝、以(yǐ )及(🤼)对抗蛇(✖)姬追(zhuī )杀的旅途中(🍹),小龙女与哪吒从原本不信任(rèn )(🍯)的(🔍)敌(🌲)对立场,逐渐建(💛)立了(le )(😲)深厚的情(✒)感,两人(rén )(🛃)携手(🍾)合作,最后终于集齐了五(🗒)项法宝,打败蛇姬与妖(🍈)族(🕌)大(dà )帝(👔),复兴水族,伸(shēn )张了正义。