After Kamen Rider Kuuga was captured by evil forces Shock Zangyack, Ackdos Gillz absorb some of the Kuuga powers for himself and his purpose is to upgrade his own evil powers. Rider Hunter suddenly come to the Ackdos.

"Now, how about about we make use of him. Is it a good idea Ackdos?", asked Silvia to Ackdos. Then Ackdos reply, I think is a good idea.

Meanwhile at Earth, there is someone who teach kids a kenpou. His name is Jyan. He is known as Geki Red from Gekiranger. His friends Ran and Retu also accompanying him. "Waki-waki! Lets start our training now!", Jyan said to his pupils.

KABOOOM!!! 

The city suddenly full of explosion. Gigant Horse is been seen at the sky. "Jyan, is that Zangyack force? They still survive?", asked Retu to Jyan. "Ah...it seems so... I thought Gokaiger has defeat them. They must been revived by someone," said Jyan. Let's go guys!!

(The Gekiranger team headed to the city)

Ackdos Gillz and Silvia is enjoying destroy the city. "Hahahaha! This is interesting and fun!! Lets conquer this planet!!," said Ackdos.

"Hey you!! It's enough! You won't get away from this", said Jyan and the others.

Silvia : Hahaha...it seems that we have some noising heroes coming here. Come! Kuuga!

(Silvia is calling for Kuuga)

Kuuga appears infront of Jyan and his friend. " Argh! Is that Kamen Rider?", shocked Retu. 'Why is he side with Zangyack?", asked Jyan.

Ackdos Gillz : Kuuga!! Destroy them!

(Silvia and Ackdos dissapeard together with Gigant Horse)

Kuuga in Mighty Form is ready to fight. Let's go everyone!! direct Jyan.."BEAST...On!!" Gekiranger!! Hah!!

Unbreakable Body!! Geki Red!!

Honest Heart!! Geki Yellow!!

Fantastic Technique!! Geki Blue!!

"Juken Sentai Gekiranger" Waki-waki!! Yoshaa!!

Kuuga straight forward attack Gekiranger. "Hiargh!! Rider Kick!!", Kuuga use his powers.

It hits Geki Blue..... "Argh, Retu! Damn you!", Geki Red angry.  Geki waza!! Hou hou Dan!! Hiyarrgh!!

DUUSHHH!!! It hits Kuuga chest. "Chou Henshin!!"  , Kuuga finally transform into Ultimate Form.

Geki Yellow : Argh!! Be careful Jyan!! Watch your back!!

ULTIMATE PUNCH!! Kuuga punch strike Geki Red . Jyan was beaten badly.

Geki Yellow : Super Geki Claw!! SUPER BEAST ON!!   Geki Yellow transform into Super Form.

" Super Geki Waza!! Cheetah Houhou Dan!!"  versus Kuuga Ultimate Punch !!

Kaboom !!  

What will happen to the Geki Yellow? Is Ultimate Kuuga win?