唐朝年间，边关战乱，蜀地(dì )少年李浩白(bái )心怀家国天下，为了实现抱负，和(hé )小(xiǎo )伙伴(bàn )胡建踏上(shàng )了前往函(hán )谷关参军的旅途；乱世出妖孽，成都(dōu )城中，老道(dào )逍遥子四处降妖除魔(mó )；而远(yuǎn )在(zài )长安，不怀好(hǎo )意的老道荀国师蒙骗(piàn )皇上修仙，利