清末(mò )民初,佛山武学宗(zōng )师黄飞(fēi )鸿因噩梦预(yù )感女记者莫十三(sān )遇险,携(xié )弟子前往古云村寻人。村中蜈(wú )蚣教借(jiè )蛊术胁迫村民献祭孩童,莫十(shí )三探查(chá )真相时(shí )被擒,身中噬魂蛊。黄飞鸿闯祭(jì )坛救人(rén ),因不忍伤及被蛊惑的村民反(fǎn )中蛊毒(dú ),幸得卧底蜈蚣教的鬼脚七暗(àn )中相助(zhù )。众人合力破除水源蛊毒,救治(zhì )村民,鬼(guǐ )脚七伤愈拜(bài )师。巫师自焚后,线(xiàn )索指向(xiàng )广州东瀛会馆。黄飞鸿潜入会(huì )馆救出(chū )被掳孩童,对决主事服部一郎(láng ),得知幕(mù )后黑手为西洋吸血鬼麦克罗(luó )。麦克罗(luó )散播疫(yì )毒祸乱羊城,以莫十三性命相(xiàng )要挟。黄(huáng )飞鸿于绝境中融合腿法,悟出(chū )佛山无(wú )影脚,击杀麦克罗。蛊毒尽解,百(bǎi )姓恢复(fù )神智,广