Mr. Lin and Ms. Lin are the number one and number two in the field. They are neither friends nor enemies, but they ultimately join hands along with trusty assistant Le Qi as they track down an infamous thief who has stolen the 'Heavenly Emperor's Hand'. Unbeknownst to them, they become the common target in a manhunt by the European triads, the CIA and many other agencies.

Korean family made up of taekwondo experts moves to Thailand, where they set up a taekwondo gym. However, one member of the family, Taeju, wants to become a famous pop singer instead. The family becomes famous after stopping treasure robbers.

Kham finds himself in trouble when he is accused of killing a trader. While on the run from the trader's nieces who are martial artists, Kham meets a friend who warns him of a terrorist plot.

After the daughter of Wang Wei is kidnapped by a criminal network and he receives no help from the corrupt police, Wei sets out on a rampage to find her himself. His only ally is Navin — a relentless journalist whose wife has mysteriously disappeared. Fueled by a furious vengeance, the unlikely duo ruthlessly fights against the kidnappers in this explosive martial arts showdown.

Zen, an autistic teenage girl with powerful martial arts skills, gets money to pay for her sick mother Zin's treatment by seeking out all the people who owe Zin money and making them pay.