***Merge Data: Super Sentai Series 37***

After millions of years, the Deboss Army has returned to attempt to wipe out the world of man, after having nearly succeeded to do so to the world of the dinosaurs. Standing in their way is Daigo Kiryu, who has been tasked to first find and battle the ZyuDenRyu Gabutyra so he can become one of the Kyoryugers

The five Kyoryugers are now assembled, but Ian and Souji do not want to act together as a team, keeping their identities secret from each other, while Amy's butler Gentle and Nobuharu's sister tries to keep them out of the fray.

While working at a restaurant, Amy watches Souji be admonished by his father for not following in their family tradition of being great swordsmen, all the while a new Debo Monster attacks

After Ian is attacked by Debo Doronbosu, he remembers how he lost his old friend and becoming a Kyoryuger.

When Debo Patissie causes Ian to get painful tooth cavities, Daigo, Nobuharu, and Amy must figure out how to call upon the power of a new Zyudenryu: Ankydon.

Amy must deal with Ramirez, the long past Kyoryu Cyan, so the Kyoryugers can calm down Ankydon to save him from the virus powers of Debo Viruson.

Daigo accidentally loses his Zyudenchi in battle, while the Debo Monster Debo Yakigonte causes the other Kyoryugers to fight each other.

Nobuharu must figure out how to properly split his priorities between his family and his job as one of the Kyoryugers, all the while Debo Kokodoko attacks.

The sixth Zyudenryu, Zyudenryu Pteragodon, has been stolen by the Deboss Army, makes his reappearance under Dogold's control. The fight rages for the Kyoryugers to reclaim the stolen Zyudenryu, but they soon learn something about Dogold's past.

After an intense battle between the Kyoryuger and the Deboss Army, Torin's goal is finally achieved with Kyoryu Gold's resurrection! However, the newly awakened Utsusemimaru leaves suddenly, claiming that he's "not their friend, and won't become one until Daigo proves to him he can be a suitable Lord.

Ramirez alerts the Kyoryugers that the eighth Zyudenryu is soon to be found, as Canderrilla sends Debo Honenukky to attack and as Amy introduces Utsusemimaru to modern living.

While cheering on young boy Tsuyoshi at a Children's Day sumo tournament, Debo Tangosekku attacks, and during the attack, Utsusemimaru sees someone from his past in Tsuyoshi's actions

Ian and Utsusemimaru help Souji gain enough courage to ask out Rin, his school's kendo club manager. However, Debo Jakkireen, who steals people's happiness, appears.

Gentle teaches Amy for her behaviour for day off, but as she is cleaning she is accidentaly targeted by both Luckyuro and Debo Kibishydesu during their investigation to figure out how to infiltrate the Spirit Base.

The Kyoryugers must stop Dogold before he steals a robotic's lab's newest invention, the Robot G-BO, to become the new permanent host for his body.

After Debo Zaihon attacks to make people jealous of each other when digging for treasure, Ian realizes that Aigallon is the one responsible for the death of his good friend Shiro Mifune, and seeks his revenge.

With several Zorima infecting the city, Torin fears that Deboth's resurrection draws near. The appearance of Debo Nagareboshi, killer of the dinosaurs, sends the Kyoryugers to seek help from the spirit of kung fu user Kyoryu Gray.

Daigo asks for a second chance to be allowed in the Kyoryugers after Kyoryu Gray has his membership revoked, and is given a chance to prove himself worthy.

After meeting a spoiled boy named Yuji, Utsusemimaru discovers that the boy's parents are under the thrall of Debo Kyawaeen, a Debo Monster so cute it kidnaps parents away from their children.

While celebrating Tanabata with Nobuharu's family, Amy makes a wish and finds that the next day it has come true. However, it turns out to be the power of Debo Tanabanta, who grants Tanabata wishes but the person will die the next day.

Plezuon's warrior Kyoryu Violet appears, revealing he has lost Plezuon on a mission to space half a year ago. The current Kyoryugers demand to get him back, so they seek out the help of a scientist.

Yayoi reveals she has planned to install data into Plezuon that will allow it to defeat Deboss, as it went to investigate a planet that was destroyed before Deboss came to the Earth. However, the Deboss Army plans for this and hopes to speed up the resurrection of their leader on a particularly rainy day.

Deboss is too powerful for all of Kyoryuzin's and Pteraiden-Oh's current formations, and the Kyoryugers need Yayoi to complete her modifications on Plezuon if they have any chance of stopping the impending apocalypse.

Yayoi, having succeeded her grandfather as Kyoryu Violet, tries to go on adventures with the other Kyoryugers, but once she starts crying she finds herself unable to transform. Debo Hyogakki takes advantage of this, turning her tears into ice to take the Earth into a new ice age.

After all but Candelilla and Luckyuro are destroyed, Luckyuro sends Debo Akkumoon to trap the Kyoryugers in their nightmares.

In order to combat Resentment Knight Endolf, Yayoi comes up with a new Zyudenchi for Kyoryu Red that would increase his powers. However, the new Zyudenchi accidentally causes him to act more like Gabutyra.

With Gabutyra subsuming Daigo's personality, he goes on the run, while Debo Shinobinba and Debo Karyudosu appear to prevent the other Kyoryugers from saving him.

Dantetsu arrives back in Japan to give Daigo a special stone to give to Torin , who has recently been attacked by Endolf and now hates the Kyoryugers.

With Torin out of commission, the Kyoryugers fall into despair. However, Daigo remembers how his pendant constantly shines and wonders if it may help.

Ian figures out that the stone Daigo received from his father is one of thirteen fragments of a Guardians Zyudenryu that makes up the key to accessing the tenth Zyudenryu, Bragigas. Amy realizes that an acquaintance of hers, Mitsuhiko, has another one of the stones, and on his birthday he decides to give it away in a contest that the Kyoryugers and the Deboss Army take part in.

The local mall holds a festival to welcome fall, but Debo Bakansu attacks, making everybody stop worrying about their lives and instead focus on having fun and only fun, including Amy and Souji, much to the shock of Nobuharu who is at the mall with his sister.

When Debo Sporcon attacks, the Kyoryugers attempt to use Yayoi's newly developed Victory Zyudenchi, but Sporcon insists that they play a fair game of basketball, forcing Daigo to teach the others how to properly play the game.

After Ian teases Utsusemimaru with some lady friends of his, he is surprised by the visit of his old girlfriend Erica. However, when Debo Akidamonne attacks, both Utsusemimaru and Erica are trapped in an alternate dimension, where Utsusemimaru must overcome his uneasiness around women if he is to protect Erica.

With the final secret stone, the Kyoryugers seek out the final resting place of the tenth Zyudenryu Bragigas. However, Debo Tairyon is sent out to stop them from awakening the most powerful of Zyudenryu, and Daigo's father Dantetsu seems to have his own plans.

The Kyoryugers must figure out a way to free Bragigas from the curse of the Demon Gadoma otherwise he may be lost to them, again.

The Kyoryugers must find a way to stop defeated Debo Monsters from overrunning the Earth and stop the evil Mad Torin. Torin believes there is a way to save everyone, and that is to find a partner for Bragigas.

With him and his team ending up in each others' bodies, Torin trains Souji in the ways of his finishing attack to prepare to fight the return of Debo Akkumoon.

Amy goes on a date with Shinya Tsukouchi, a man who looks remarkably like Tessai, only to discover that he is actually her favorite manga author Yu Aoyagi. He has come looking for a fan who can replace him as the author. Tessai, however, believes that Shinya is one of his descendants, and decides to see if he can transform this fragile man into someone he can be proud of.

Ferocious Knight D returns from Deboss Hell in his full Debo Monster form to take out his revenge on the Kyoryugers. Meanwhile, Daigo meets Meeko again, but it sours when Meeko falls under D's spell.

Debo Kantokku, Candelilla’s new monster, kidnaps people and locks them up in another dimension where they are forced to fall in love. Meanwhile Nossan enters a marriage interview and is unexpectedly paired with Candelilla in her human form.

Dogold’s new Monster, DeboYanasanta will distribute presents containing Deboth’s cells all over the world. Many monsters will be born and they will clone themselves even more.

With Dantetsu's help, the Kyoryugers must save Christmas from the attack of the Deboss Clones.

As Souji masters his own version of Torin’s Trinity Streizer, he receives a visit from both his mother and two new members of the Deboss Army.

Souji informs the others of the black cloaked man who kidnapped his parents during the Deboss Army's previous activities to cause sorrow, and they are later attacked by a man with a white cloak and a trumpet who seems to be causing joy with his music. The Kyoryugers attempt to battle these two new foes when Chaos appears, having finally begun his transformation into Deboss.

With 50 hours left until Deboss destroys the Earth, the Kyoryugers hope that with Dantetsu on their side they still have a chance. But they soon discover that the Deboss Army has a new human ally.

Dantetsu reveals he has sided with the Deboss Army to save the Earth itself, but will allow the extinction of all life. Daigo, who faintly hears the Earth's melody, decides to fight his father who is now Kyoryu Silver. Elsewhere, Ian tracks down Aigaron and decides to finally settle his score with the one responsible for his friend's death.

There are only five hours left to save the world. Torin does his best to defeat Debo Monsters in the Land of Darkness, but Zorima begin to escape and infest the Earth. Ramirez and Tessai decide to join him, as they have decided on two people to pass on their powers to, but who are they? And Utsusemimaru goes into battle one last time against Endolf and Dogold.

Daigo Kiryu and Amy Yuuzuki lead the final assault on the Frozen Castle to take down Deboss using the True Melody of the Earth, but to make sure Amy survives, Daigo decides to go on by himself.