唐朝年间，边关战乱(luàn )，蜀地少(shǎo )年李浩白心(xīn )怀(huái )家国天下，为了实现抱负，和小伙伴胡建踏上了前往函谷关(guān )参军的旅途；乱世出妖孽，成(chéng )都城中(zhōng )，老道逍遥(yáo )子四处降(jiàng )妖除魔；而远在(zài )长安，不怀(huái )好(hǎo )意的(de )老道荀国师蒙骗皇上(shàng )修仙，利(lì )