From a deep slumber, the Greeed are stirred by a mysterious arm, and one resolves to employ Eiji Hino, a spirited traveler, as the instrument for reclaiming what it seeks as Kamen Rider OOO.

Ankh laid bare the nature of Greed and the intended function of the Medals to Eiji, though the human within him yearned for a simpler path – to wield his newfound power solely for the sake of good, untouched by selfish ambition.

A shadow of unease fell upon Ankh when Eiji intervened, halting him from ending the life of his sister, the one inhabiting his possessed form. Meanwhile, elsewhere, another Greeed twisted the appetite of a man into a mechanism for generatin…

As Ankh delved deeper into the study of human evolution, a sense of restlessness grew within him. He considered abandoning his current assignment with OOO, drawn instead to the allure of Kazari and the Greeed. Meanwhile, Eiji pursued his ow…

Kougami requests a portion of the Medals belonging to Eiji and Ankh, while Mezool resolves to employ Hina’s acquisitive classmate in the creation of a novel Yummy.

The weight of her father’s financial ruin forces Hina to directly address Yamano’s escalating shopping habit, a confrontation fraught with unspoken anxieties. Meanwhile, Ankh challenges Kougami regarding the details of their agreement conce…

Eiji sought information about a man whose wife subjected him to relentless abuse, the subject of cruel amusement by Gamel. Meanwhile, Ankh pursued a clue concerning a missing Core Medal.

Eiji delves into the heart of the Komoris’ predicament, uncovering a tangled web of avarice and a dwindling spirit. Meanwhile, Ankh struggles for survival in the aftermath of a disastrous encounter with Uva.

The escalating series of bombings, linked to a clandestine network known as the Yummies, compels Eiji to confront his hidden history with Hina. This revelation is further complicated when he encounters a peculiar individual he suspects to b…

Eiji had to find a way to stop the deranged bomber and his grotesque creations, to avert further loss of life. He must do so even as Maki watches, a silent observer, the horrifying genesis of the bomber’s monstrous workforce.

Eiji’s companion on the road finds himself ensnared by Uva, gradually achieving notoriety through the appropriation of others’ talents. Meanwhile, Gotou harbors reservations about Eiji’s efficacy as an OOO.

Eiji imparts a lesson to Tsukuba and Gotou regarding the pursuit of one's aspirations, while Ankh endeavors to devise a method for controlling the aerial Ageha Yummy with the aid of Gamel.

Ankh felt a growing unease regarding his human, a sense of impending disruption in the world around them. The repeated removal of a renowned physician from the operating room had ignited a simmering frustration within her, a feeling that re…

Following Ankh’s departure and the subsequent assault by the Yummy, both Hina’s brother and the hospital director are critically ill. Eiji must locate both Ankh and the surgeon who sustained injuries in the attack, and he must do so quickly…

Ankh rediscovered one of his most cherished medals. Meanwhile, Gotou was transporting a truckload of medals to Doctor Maki. As they stood together, Ankh and Eiji were approached by Kazari, who revealed that Hina was among the cargo in Gotou…

Eiji discovers the origins of the Greeed, while Gamel continues his pursuit of Mezool. Amidst this unfolding drama, Kamen Rider Birth enters the fray.

The Grieves took a keen interest in a young woman striving to improve her kendo skills. Ankh found himself drawn to the character of Kamen Rider Birth. In gratitude for being rescued, Hina bestowed gifts upon both Eiji and Ankh.

Eiji and Ankh sought the cause of the Yummy's division, only to find Kamen Rider Birth already anticipating their investigation.

Kougami attempted to press one of Ankh's medals into Eiji's hand, but the detective declined. A figure from his past materialized at Cous Coussier, and, through Kazari’s actions, a criminal Eiji had previously imprisoned now roamed free, se…

Ankh maneuvers Kazari with a fabricated claim – that Eiji possesses knowledge of the location of Kazari’s final medal. Following this deception, Ankh pursues Hina, who holds a medal of her own. Meanwhile, Date and Gotou deliberate on the re…

The Cous Coussier crew encountered a young boy being assaulted for speaking out against a man's littering. They discovered the boy’s defiance was a learned behavior, passed down from his father. This act of kindness sparked a Yummy within t…

Susumu’s pursuit of justice threatens to spiral into recklessness, demanding Eiji’s intervention to avert disaster. Meanwhile, Gotou and Takashi engage in a quiet, earnest discussion about the principles that guide them.

Kazari finds herself inexplicably drawn to the affected pride of a woman whose sister consistently appropriates her accomplishments.

Eiji is deeply enamored with Yuumi, and now the responsibility falls to Date to prevent his old friend from acting in a way she will later regret.

Ankh has grown unusually reserved. A boxer, on the cusp of a significant fight, is unexpectedly forced to retire, only to be taken captive by a creature known as Yummy.

The lingering effects of the previous fight weighed heavily on Eiji, yet he remained convinced that Ankh had not brought Yummy into being. As Kazuki returned to the ring, Date and Gotou hurried forward, striving to prevent further harm to h…

Kougami extends an invitation to Eiji and Ankh, requesting their presence to mark the milestone of Kamen Rider's thousandth episode. He proposes a celebratory film, and Kazari finds himself unexpectedly drawn to a Shocker grunt who joins th…

Despite his injury, Date remained determined to complete the film. Meanwhile, Sendou, aided by newfound companions, began subtly undermining the production.

Kazari capitalizes on Dr. Maki’s ambition to create a Yummy; Gotou returns to his duties; and an unusual creature appears, bearing Ankh's other arm.

Dr. Maki and Chiyoko shared a deeply personal conversation regarding his sister. Meanwhile, Kazari offered Ankh’s amnesiac form a protective presence. Kougami recounted the history of the medals to Gotou, as Eiji and Date worked to coax Ank…

Dr. Maki and Kazari strive to awaken a novel manifestation of Greed. Meanwhile, an individual has been unknowingly utilizing Greed currency to settle a long-standing obligation. Simultaneously, Eiji becomes infected with purple core medals.

The x-ray showed no discernible issue with Eiji. Date recounted an earlier encounter, a memory he shared with the group. Eiji then produced the purple medals and made use of them.

Eiji finds himself once more compelled to utilize the purple medals. An invitation arrives from a high school friend, beckoning him to an amusement park – a summons that quickly turns to crisis when Hina is abducted. Simultaneously, a Yummy…

Ankh recounted to Eiji the recent activities of his companion, a tale abruptly interrupted when a Yummy seized him. Forced into a desperate measure, Eiji resolved to activate the purple medals.

Hina takes first prize in a fashion competition, earning her a scholarship to study in France. Meanwhile, Dr. Maki develops a Yummy capable of shattering aspirations. In the midst of battle, Date is defeated, and Kougami discovers a peculia…

Hina’s brother has stirred, leaving Ankh devoid of its vessel. Eiji finds Hina in the midst of dismantling her garments, a consequence of a shattered aspiration. Meanwhile, Uva breathes life back into Mezool and Gamel.

Gotou notices Date's reluctance to attend his scheduled medical examination. A strange affliction, dubbed a Yummy, is plaguing the city, leaving its citizens afflicted with persistent insomnia. In response, Dr. Maki extends an proposition t…

Date aligned with the Greeed; Gotou attempted to amass the hundred million yen independently; and from this confluence, a new entity emerged.

Sleep offers Ankh no respite, haunted as he is by visions of Eiji lost to the purple medals and the other Ankh. A neighbor, determined to sanitize the area’s image, has installed cameras throughout the block, effectively trying to drive Eij…

The Cous Coussier crew find themselves unexpectedly displaced and decide to celebrate Hina's brother's birthday with a party in their new surroundings. Meanwhile, Yummy has retreated into a fortified position, necessitating a wait for the o…

Ankh is integrated back into a single form, yet a sense of incompleteness persists. Eiji finds himself questioning his role within the Izumi family as Shingo endeavors to fill the void left by Ankh's absence. Gotou assists Eiji in his attem…

Dr. Maki detailed the transformation into a Greeed, explaining how it gradually diminishes human perception. As he listened, Eiji realized the process had already begun within him. A Yummy was ensnaring people in ice, desperately seeking th…

With his core destroyed, Ankh found himself once again in need of a vessel, settling into the detective’s form. He was keenly aware of the change within him, and fashioned a Yummy accordingly. Hina, reflecting on her past actions, recognize…

Conflict flares between Kazari and Ankh regarding authority within the Greeed. Meanwhile, Hina and Gotou seek to understand Eiji’s deepest longing, hoping to quell the violent outbursts triggered by the purple medals. Hina intervenes, preve…

With Birth requiring immediate repair, Erika retrieves the Prototype Birth driver as a temporary solution. Facing a significant disadvantage, Eiji and Gotou resolve to take the initiative and attack the Greeed directly. The remaining Greeed…

Gamel tears through the city, desperate to reawaken Mezool using one of her core medals. Eiji washes ashore, the purple medals malfunctioning, and before he can locate his driver, Ankh appears to prevent his transformation into a Greeed. Go…

Dr. Maki provokes a violent outburst from Eiji, driving him to fight Ankh over the purple medals. Yet, Ankh finds himself unable to inflict genuine harm upon Eiji. He suspects Dr. Maki damaged one of his medals and assures Hina that her bro…

A gift arrives for Eiji from Kougami. Meanwhile, Dr. Maki determines that Uva will serve as the vessel for the core medals. As they brace for the decisive conflict, Ankh rejoins Eiji, standing ready at his side.