They brutally killed his wife, wiped out dozens of his innocent people, and burnt his entire village down to a charbroiled crisp. Now, master Liou Wen-lung is out for revenge. Armed with a near-invincible sword style and a pack of killer darts, he heads out to settle a 10-year old grudge with the cold-blooded evildoers. Joining him is his son, an orphan named Yu Sien and his trusty servant.

Famed screenwriter Shen Chiang got one of his very first chances to direct his own script with this exciting action adventure. His story is suitably thrilling: if villains "Winged Tiger" Teng Fei and "Underworld King" Yin Te-lung combine their kung-fu knowledge, the "Martial Arts World" will be plunged into chaos. That evil union is set to occur at the marriage of Yin's sister to Teng. Can this dangerous duo be stopped before one says "I do"?

Sammo Hung is a poor village orphan called 'Filthy Guy' for his unwashed / diseased head whose ambitious landlord's son becomes king and wants to kill him as a prophecy predicts Sammo Hung will replace him

During the construction of luxury apartment buildings a huge nest of thousands of snakes is discovered. Francis Chang (the boss) refuses to delay the construction and orders to kill all the animals. He is repeated warned by his wife, who had some nightmares concerning him and the snakes. They do not manage to kill all snakes and so they take revenge on the construction workers and Francis Chang. Soon thousands of killer snakes under the lead of a giant Boa invades the building an kill all the new inhabitants. Even a snake master can't stop them.