It's time for Keiwa, Neon, and Michinaga to compete in the Desire Grand Prix finals, but things feel odd with Ace not here with them.

Beroba continues her Sengoku game as Ziin comes to a realization after he and Ace almost die.

While the players must figure out a Jyamato password to leave, Keiwa rediscovers his desire for a better world.

A mysterious girl appears to all of the remaining contestants, forcing a competition to reclaim their drivers.

Win and Ace both still lack drivers in order to continue in the Desire Grand Prix, while the Gamemaster takes things into his own hands.

Keiwa and Neon are told that the next round is a hunt to take out Ace, but they and Tsumuri struggle with the gamemaster's decision for this illegal game.

"Let the game that leads to the destruction of this world, begin." No matter what, a dangerous game that threatens peace must be stopped. Ace and the others transform into Kamen Riders to confront their troublesome "enemies"! And the situation will come to an end in the most unprecedented way ever...

Keiwa rediscovers childhood memories of what he wanted to be when he grew up; the final boss of this Desire Grand Prix has appeared, who has left previous games with no winner.

Kicking the can becomes near impossible, bringing forth a new side-quest of hatching eggs.

Ace gets another wish for winning the Desire Grand Prix, now competing with a brand new set of competitors in a new game. A game which includes the staff controlled Punk Jack from last game.

The second round of this game has begun, transporting the players to an alternate dimension where they must each escort a civilian, with Keiwa being among the group of civilians.

The contestants learn that they must vote on who the DisaStar is, and they will be ejected, no matter if they are the spy or not; Jamato arrive to compete in a sports game against the contestants.

The contestants continue their ball game as the time ticks away to place votes for the DisaStar.

A new game begins that involves the Jamato delivering bombs.

The Jyamato haven't been sent out in a while, so a new game begins against the Gamemaster - a game of tag.

Beroba has taken Chirami's Driver, rendering the current round of the Desire Grand Prix null.

Beroba starts up her own Jamato Grand Prix, but the Desire Grand Prix contestants refuse to sit idle as the Jamato run loose on the city.

A local festival is canceled due to frequent reports of Jamato attacks, even though a young boy was looking forward to it so that he could wish his mother well again.

The second game of the Jamato Grand Prix is underway as Keiwa and Neon are turned into enemy combatants for their Sengoku-style contest; Ace is feeling sleepy after using his new Crimson Boost.

It's Neon's birthday and her supporters want to throw her a birthday party, but Beroba has other plans and starts by luring Keiwa into a game.

Neon's struggling with the reveal about her past with Beroba targeting her to compete next.

Daichi asks Neon and Sara for a truce when Sara meets her mysterious supporter.

Niramu and Win are back and the staff plans to pick up and go to a different era.

Sara goes missing after bumping into Daichi during a Jamato attack.

Kekera wipes out all other Kamen Riders to teach Keiwa a lesson.