Cast:
Hundreds of years later / the Wuchen Sword disappeared mysteriously. The guardian Sword Master (played by He Huachao) was unwilling to sacrifice his own cultivation / so he took out the soul of the newborn "Son of Pure Yang" Wang Sheng to seal the demon world. Wang Sheng was on the verge of death and was rescued by the Sword Master's junior brother Jiu Xian (played by Zhang Dehui). Twenty-four years later / Wangsheng (played by Xie Miao) and the girl Yiyi (played by Admiration) who had been dependent on each other since childhood met Feng Ruoli (played by Nuo Yao) / a female swordsman from Shushan / and the three of them embarked on a dangerous road to eliminate demons together. The entanglement with the kind-hearted villagers of the Demon Village made Wangsheng realize that monsters can also be divided into good and evil.
上古洪荒，仙人修封魔塔并以“无尘神剑”封印魔界。数百年后无尘剑离奇失踪，守护者剑圣（何华超饰演）不愿牺牲自身修为，竟抽离初生的“纯阳之子”忘生的一魂一魄用以封印魔界，濒死的忘生被剑圣师弟酒仙（张德晖饰演）所救。二十四年后，忘生（谢苗饰演）和从小相依为命的少女一一（敬佩饰演），偶遇蜀山女剑侠风若离（诺瑶饰演）三人结伴踏上险恶的除魔之路。与善良的魔村村民之间的纠葛，令忘生感悟到魔物也有善恶之分。
