Tsunami is an ancient guardian from days long ago when the Mother Spirit created demons and guardians to aid a fledgling human race. In 2089, only a few demons and guardians remain in the city of Neo-Shinjuku. Tsunami becomes involved with a woman who has just lost her fiance and her arm and now wants to figure out why this has happened. Meanwhile, the demon leader is still alive and plotting to enslave mankind.

All of your favorite Tekken characters are here as they battle their way through each other to win the Iron Fist tournament, where fighters of unequaled strength from around the world gather to test their strength in the gladitorial arena. Of course, intrigue and danger abound, with professional assassins, champions of justice, and those whose prowess earns them fear and respect facing off.

In Kanoesaru village every 60 years mysterious murders happen. Every time seven 17 year old girls are killed. The villagers believe it is the work of a demon who once saved the village so they keep quiet about it. However the current head of the Ibuki family calls an exorcist to save her 2 daughters. What is the truth behind the murders in Kanoesaru village?