亡秦(qín )一族(zú )世子(✒)嬴单(dān )﹝郭晋安﹞(🍩)天生愚(🃏)钝,但心地善良(🕰),该族(🍥)人千多年来(lái )居于(🐉)神秘地方(🔬)巫溪,不为世(😧)人(rén )所(📿)识。嬴(⏬)单(dān )因一次(cì )善心(♑)拯救(jiù )(😎)闯入(🖲)族中女(🕔)过(🔸)墙头﹝曾(🗄)华(huá )倩﹞而流之族外。两人成为爱侣(lǚ ),却因(yīn )误会分开。嬴(yíng )单浪迹江(🚸)湖(hú ),因好心助人而被利(lì )用,屡(🚢)次陷(📎)于困(kùn )境(jìng ),幸好皆能逢凶化(🖲)吉。更(💱)先后认识(shí )自命不(bú )(🥔)凡的叶圆(📙)﹝张兆(zhào )辉(🏂)﹞和(hé )孤僻冷傲(ào )的白羽﹝吴岱融(róng )﹞(🈴),并结为(🤷)知己(jǐ )。因缘(yuán )际会,单获名(⛳)师教授武功,并变得聪明(⚾)绝(jué )顶,与蝴蝶夫人﹝周海(🏉)媚﹞相恋,祸福与(🦇)共。后更得(dé )当朝(cháo )天(tiān )子赏识(🤷),成为重臣(🚶)。怎料单父(fù )率领族人(rén )潜(qián )入中原,企图复国。单处于忠(zhōng )孝(xiào )(🥤)两难全(quán )之(💸)境,不知如(🔞)何取舍(shě ),此(cǐ )时(shí ),过墙头出现,与单(🚡)误(wù )(🌸)会冰(bīng )释,更加深了单内心的(🎦)矛盾