In medieval England, Merlin and King Arthur banish the evil enchantress Morgana and her son Mordred to the ends of the universe as Morgana vows revenge. In present day, Knights descendant Penn doesn't take much stock in the legends of his supposed ancestors, even as the descendants meet in Thailand to practice fighting. But when Morgana and her son return to earth, armed with alien technology and hell-bent on destroying every last descendant of King Arthur and his knights, Penn must to come to terms with who he was born to be, and bring together the new Knights of the Round Table to save themselves and the earth from Morgana's total vengeance.

Picking up after the events of Never Back Down 2, former MMA champion Case Walker is on the comeback trail to become champion once again.

When a young Vietnamese-Australian thug botches a gangland assassination and runs into serious debt with his triad, his younger brother is forced to embark on a harrowing drug run from Vietnam to pay off the mob bosses.

An American man returns to a corrupt, Japanese-occupied Shanghai four months before Pearl Harbor and discovers his friend has been killed. While he unravels the mysteries of the death, he falls in love and discovers a much larger secret that his own government is hiding.

Businesswoman Sia Malhotra lives a wealthy lifestyle in Bangkok, along with her twin, Ria, who is deaf and dumb due to a neurological disorder. She meets with Raj Oberoi, and both fall in love. Their endeavors to cure Ria are all in vain. Sia plans to travel to the United States to improve her business, and has no one to look after Ria. So she decides to get married to Raj so that he could move in with Ria and look after her. Raj agrees, and both obtain a marriage certificate from Pattaya City Hall, and Sia departs for America. Sia does not know that after her return she will be a suspect in the brutal killing of a female Caucasian, Diana, and will not be permitted to leave Bangkok; and she will face further trauma and shock when she finds that her husband has been sexually molesting her handicapped sister.

Jake and Sunti go to meet Mongkol, the leader of the Abu Karaf. Mongkol confirms that ever since the terrorist attacks of September 11, 2001, Jantapan has worked to corner the narcotics and arms markets. Jake must engage in a battle that will put both his physical and spiritual powers to the ultimate test.

Reports of a sighting of an extraordinary elephant lead the members of the Asian Elephant Conservation group aided by foreign researchers on a dangerous journey deep in the jungle. It takes them on a dangerous route used for smuggling amphetamine. Heading into the jungle, the team starts encountering tragedy after tragedy. Will they find this extraordinary elephant?