唐朝年(nián )间，边关战乱，蜀地少(shǎo )年李浩白心怀家国天(tiān )下，为了实现抱负，和小(xiǎo )伙伴(bàn )胡建(jiàn )踏上了前往函谷关参军的旅途(tú )；乱世出妖孽，成都城(chéng )中，老道逍遥(yáo )子四处降(jiàng )妖除魔；而远(yuǎn )在长安，不怀好意(yì )的老(lǎo )道荀国师蒙骗皇上修仙，利(lì )