Chapter Summaries

Senba Gari visited his mother Otonashi Yukine’s grave, recalled her death, and admitted his uncertainty about being Kamen Rider Divine. He resolved to keep going and arrived at Otonokizaka to teach, where Silver Phantom frightened a delinquent outside the school.

• Senba Gari recalled a dream in which Unicorn told him his heart was uncertain, then visited Otonashi Yukine’s grave with Silver Phantom.
• Senba Gari told Silver Phantom how Otonashi Yukine had died in a hit-and-run accident when he was eight and how Senba Ryo had helped him grieve.
• Senba Gari admitted he felt lost as Kamen Rider Divine, but Silver Phantom promised to stay by his side, and he resolved to continue.
• Senba Gari told his mother he would teach at Otonokizaka and protect the school, then went there the next day under pressure from Aunt Minami.
• Silver Phantom stayed outside Otonokizaka and confused a delinquent by insisting it was only a motorcycle, while Senba Gari scolded it through his earpiece.

Senba Gari began his first day as a teacher at Otonokizaka and learned the school faced closure because of falling enrollment. He suggested that Eli Ayase and Nozomi Tojo find a way to make the school famous while preserving its all-girls tradition, then headed to teach his classes.

• Senba Gari got lost on campus and asked Eli Ayase and Nozomi Tojo to lead him to the principal's office.
• Minami Kotori gave Senba Gari his teaching materials and explained that he would teach second- and third-year classes as Otonokizaka faced closure.
• Senba Gari showed Eli Ayase and Nozomi Tojo his archaeological and medical qualifications, then suggested making Otonokizaka famous to attract students without changing its traditions.
• Honoka Kosaka saw the closure notice, panicked, and fainted as Minami Kotori and Umi Sonoda caught her and carried her to the infirmary.
• Senba Gari told Eli Ayase and Nozomi Tojo he had shared what he could and went to teach the second-years.

Senba Gari found Class 2-B and introduced himself as its new world history teacher and homeroom teacher, surprising Honoka and her classmates. As the girls swarmed him with questions, Kotori revealed that she and Umi had met him before.

• Honoka woke in the infirmary, then realized the announcement that Otonokizaka Academy would close was real and worried about the school’s future.
• Kotori told Honoka and Umi that their new world history teacher was a former archaeologist, and Senba Gari arrived at their classroom with Fukagawa’s help.
• Senba Gari introduced himself as the class’s new teacher, startling the girls because he was a young man at an all-girls’ school.
• Senba Gari invited the students to ask questions, then became overwhelmed as they crowded him with questions about his age, past, and personal life.
• Kotori told Honoka that she and Umi had encountered Senba Gari before, prompting Umi to remember their earlier meeting and blush.

Senba Gari reunited with Minami Kotori at school, then was overwhelmed by questions from his students before Silver Phantom alerted him to a bank robbery. He transformed into Divine and confronted the eagle Mlortha alongside Silver Phantom.

• Minami Kotori chased Senba Gari after class, hugged him, and introduced him as her childhood friend to Honoka Kosaka and Sonoda Umi.
• Senba Gari introduced himself as the new world history teacher, and Rin Hoshizora recognized him as the person who had helped recover Hanayo Koizumi’s bag.
• Students crowded Senba Gari with questions, but Silver Phantom’s emergency alert gave him an excuse to leave and respond to a bank robbery.
• An eagle Mlortha attacked police with feather darts, escaped into the air, and destroyed pursuing helicopters with a tornado.
• Divine and Silver Phantom intercepted the Mlortha, while Silver Phantom’s remarks about keeping the stolen money irritated Divine.

Senba Gari chased Mlortha away from a bank robbery, returned to Otonokizaka to teach, and later confronted the eagle monster during a jewelry store robbery. The chapter ended with Divine using his King Kong armor and Gravity Magnetic Field to pin Mlortha down before kicking it.

• Divine and Silver Phantom attacked Mlortha after it robbed a bank, but the eagle escaped by scattering stolen bills, and Silver Phantom kept five thousand yen.
• Kotori Minami called Senba and ordered him back to teach, so he rode Silver Phantom to Otonokizaka and asked it to track Mlortha.
• Kotori told Honoka Kosaka and Umi Sonoda about growing up with Senba, and Senba later resumed teaching before Eli Ayase pulled him away from the girls surrounding him.
• Silver Phantom alerted Senba that Mlortha had struck again, and Senba found the eagle robbing a jewelry store.
• Divine transformed into Garuda armor and attacked Mlortha, then changed into King Kong armor and trapped the eagle in a Gravity Magnetic Field.

After Muramasa defeated Senba Gari and escaped with the eagle Mlortha, Senba recovered and went to Otonokizaka, where Honoka Kosaka decided to become a school idol. Honoka shared her plan with Kotori and Umi, who recognized that she wanted them to join her.

• Muramasa struck Divine with a black blade, defeated Senba Gari, and vanished with the eagle Mlortha; Silver Phantom found Senba unconscious.
• Senba admitted to Unicorn that he had been overwhelmed by the Seven-HBrute, while Garuda urged Unicorn to believe in him as their last hope.
• After waking at home, Senba headed to Otonokizaka and saw Honoka captivated by A-ries performing on UTX Academy's screen.
• Honoka grabbed Senba excitedly and declared that she had found her idea, so Senba gave her a ride to Otonokizaka.
• Honoka showed Kotori and Umi books about idols and proposed that they become school idols together.

Honoka Kosaka, Umi Sonoda, and Minami Kotori agreed to pursue becoming school idols together, but Eli Ayase rejected their Idol Club application. The next day, Eli stared glumly at a permit to use the large auditorium.

• Senba Gari explained to Honoka Kosaka that Umi Sonoda doubted her commitment, and Honoka followed Maki Nishikino's singing to the music room and invited her to become a school idol.
• Umi Sonoda became so distracted by thoughts of being an idol that she repeatedly missed her archery target, while Minami Kotori encouraged her to consider joining Honoka.
• After seeing Honoka practice dance steps alone, Umi offered her a hand and agreed that the three of them should try becoming idols together.
• Honoka Kosaka, Umi Sonoda, and Minami Kotori applied to start an Idol Club, but Eli Ayase refused, saying their plan would not solve the school's closure crisis.
• Honoka insisted that they would keep going despite their failed application, and the next day Eli Ayase looked glumly at a large auditorium use permit.

Honoka, Umi, and Kotori began organizing their school idol debut, secured Senba as their prospective club advisor, and announced a live show despite having no club or preparations in place. The chapter ended with Umi realizing the show was only a month away and angrily confronting Honoka about her optimism.

• Honoka, Umi, and Kotori got permission from Eli to use the auditorium for a live show, with Nozomi supporting their request after consulting her tarot cards.
• Senba fled from Fukagawa after insulting her, then later entered Honoka's classroom to begin teaching.
• Honoka asked Senba to advise their idol club, and he agreed, but the girls admitted they had not yet formed the club or chosen a name.
• At lunchtime, Umi told Honoka to apply to use the auditorium before worrying about forming an idol group.
• Hideko, Mika, and Fumika approached Honoka, Umi, Kotori, and Senba after seeing Honoka's bulletin-board notice announcing a live show.
• Umi confronted Honoka in the hallway after learning the show was only a month away and the group had done nothing to prepare.

Honoka, Umi, and Kotori tried to organize their school idol group, but they lacked a name, a place to practice, and even a song. Senba Gari sent them home with two days to prepare a song for the Welcome Party, while Hanayo noticed their Live announcement and Senba Gari reflected on the girls’ progress.

• Kotori showed Honoka, Umi, and Senba Gari her stage-outfit design, and the girls joked about Umi’s legs and Honoka’s suggestion that they lose weight.
• Honoka, Umi, and Kotori struggled to choose a group name, so Honoka posted a Live announcement asking others to suggest one.
• The girls found the schoolyard, gym, and empty classrooms unavailable, and Yamazaki-sensei laughed when they asked to practice as school idols.
• Senba Gari took Honoka, Umi, and Kotori to the rooftop, where they realized they had no song to practice.
• Hanayo noticed the Live announcement, and Rin and Yazawa Nico approached her.
• Senba Gari told Honoka, Umi, and Kotori to prepare a song within two days for the Welcome Party, then sighed as Silver Phantom asked what was wrong.

Senba Gari and the Silver Phantom discussed the growing danger posed by the Seven HBRUTES, whose leader Hodnig prepared to free their creator. Meanwhile, Honoka, Kotori, and Umi planned a song and began training for their live show.

• Senba Gari wondered why Mlortha had not appeared recently, and the Silver Phantom encouraged him as an unseen observer watched them.
• Hodnig gathered the HBRUTES, stopped Muramasa and the others from fighting Naraku, and learned that a human was being used to test the Seed of Original Sin.
• Hodnig declared that the HBRUTES would free their creator and reclaim their age of darkness.
• Honoka invited Kotori and Umi to help write a song, and the two recruited Umi to write the lyrics by bringing up her old poems.
• Umi agreed to write the lyrics and set a practice schedule, then tested Honoka's stamina by asking her to smile while doing push-ups; Honoka fell and hurt her nose.

Honoka Kosaka and her friends began training for their first school-idol live, struggled to find a composer, and chose the name μ's. Senba Gari left school to investigate the birdman, while Hanayo Koizumi remained hesitant about becoming a school idol.

• Senba Gari accompanied Honoka Kosaka, Minami Kotori, and Umi Sonoda on a strenuous run, and Nozomi Tojo encouraged them to pray at Kanda Shrine.
• Honoka Kosaka and her friends asked Maki Nishikino to compose music, but Maki refused, and Eli Ayase warned Honoka that a failed attempt could worsen the school's situation.
• Honoka Kosaka, Minami Kotori, and Umi Sonoda worried about finding a song for their live, while Senba Gari rode Silver Phantom to investigate a birdman at an abandoned factory.
• Honoka Kosaka found a group-name suggestion reading μ's and declared that the group would use that name.
• Hanayo Koizumi overheard students discussing the school idols and struggled with her desire to join before Rin Hoshizora asked if she was going home.

Honoka Kosaka persuaded Maki Nishikino to consider composing for μ's, while Kamen Rider Wizard rescued the badly injured Senba Gari from Great Shocker. Maki later secretly watched Honoka and the others train, where Nozomi Tojo startled and embarrassed her.

• Honoka Kosaka learned from Rin Hoshizora and Hanayo Koizumi that Maki Nishikino often practiced in the music room, then found her there.
• Honoka Kosaka explained to Maki Nishikino that idol performance took hard work, gave her Sonoda Umi's lyrics, and asked her to read them before deciding whether to compose for μ's.
• Doctor Shinigami ordered Great Shocker combatants and the mutated eagle Mlortha to capture the gravely injured Senba Gari, but Kamen Rider Wizard arrived and fought them off.
• Wizard transformed into Hurricane Style and battled Mlortha, but Great Shocker escaped, leaving Senba Gari unconscious beside Silver Phantom.
• Maki Nishikino went to watch Honoka Kosaka, Minami Kotori, and Umi Sonoda train, then Nozomi Tojo sneaked up behind her and embarrassed her with teasing remarks.

Senba Gari woke after a battle with a mutated Mlortha and found a mysterious ring, while Shinnosuke Tomari withheld two stone boxes from him. As μ's began practicing their first song, Senba struggled with feeling weak and lost but continued training Honoka, Umi, and Kotori.

• Haruto Soma told Shinnosuke Tomari that Senba Gari had fallen into Great Shocker's trap, while Silver Phantom began repairing itself; Shinnosuke chose not to give Senba what was kept in two stone boxes.
• Senba woke in the abandoned factory with his injuries healed and discovered a silver-and-orange ring on his right hand.
• Honoka Kosaka, Umi Sonoda, and Minami Kotori played a CD labeled μ's, heard their song, received a congratulatory review, and began practicing.
• Senba recalled that a mutated Mlortha had overwhelmed him and Silver Phantom before strange attackers and a mysterious Kamen Rider appeared.
• Senba watched μ's practice and lamented his weakness, then led Honoka, Umi, and Kotori through stair runs and dance practice at Kanda Shrine.

Honoka Kosaka and μ's continued preparing for their live concert, while Umi Sonoda’s stage fright threatened to keep her from performing. Honoka took Umi, Minami Kotori, and Senba Gari to Akihabara to hand out flyers and help Umi get used to being around an audience.

• Honoka Kosaka played μ's song for Maki Nishikino and Senba Gari, and the group began listening together.
• Hanayo Koizumi secretly took a flyer for μ's concert after two students dismissed the idea of becoming school idols.
• Honoka Kosaka and Minami Kotori invited two students to the concert, but Umi Sonoda fled when they asked the group to dance in front of them.
• Umi Sonoda admitted she was afraid and embarrassed to sing before people, so Honoka Kosaka decided to help her get used to performing around others.
• Honoka Kosaka brought Umi Sonoda, Minami Kotori, and Senba Gari to Akihabara to hand out concert flyers, making Senba help as punishment for missing practice.

Honoka Kosaka, Umi Sonoda, Minami Kotori, and Senba Gari handed out flyers to promote μ's's first live, and Umi gradually overcame her fear of approaching people. That evening, Umi agreed to perform with Honoka and Kotori despite her objections to the short costume, and the three prepared for their live the next day.

• Umi Sonoda panicked while trying to hand out flyers in a crowded area, so Honoka Kosaka brought her to the school gate instead.
• Senba Gari encouraged Umi to work on what she found difficult, and Umi began confidently handing out flyers.
• Hanayo Koizumi told Honoka she would attend the live, while Eli Ayase watched the group and left gloomily.
• Honoka, Umi, and Kotori celebrated μ's's improved ranking and saw the finished costumes, but Umi objected to her skirt being too short.
• Honoka explained how much performing together meant to her, and Umi agreed to stay and make the live succeed with Honoka and Kotori.
• The three girls prayed at the shrine for their live and looked forward to performing the next day.

Honoka Kosaka, Minami Kotori, and Umi Sonoda prepared for μ's's first live show, overcoming their nerves with help from their friends and Senba Gari. As the performance was about to begin, the three stood ready to present the result of their hard work to the audience.

• Honoka Kosaka, Minami Kotori, Umi Sonoda, and their friends promoted μ's's first live and prepared the auditorium.
• Umi Sonoda hesitated to wear her performance outfit, but Honoka Kosaka and Minami Kotori reassured her and helped her feel more confident.
• Rin Hoshizora startled Hanayo Koizumi and pulled her toward the track-and-field club, keeping her from heading to the live.
• Senba Gari encouraged the nervous performers to smile, and Honoka Kosaka, Minami Kotori, and Umi Sonoda relaxed by counting off together.
• Honoka Kosaka, Minami Kotori, and Umi Sonoda declared their resolve to make the first live their best concert as the warning bell rang.

Honoka Kosaka, Minami Kotori, and Umi Sonoda performed for an almost empty auditorium, then vowed to keep going and someday fill every seat. Eli Ayase reconsidered what the group was missing, while Nozomi Tojo left to pursue her own future.

• Honoka Kosaka, Minami Kotori, and Umi Sonoda found the auditorium empty, but Honoka insisted they perform after Hanayo Koizumi arrived.
• Senba Gari and Mika set up the sound as Hanayo Koizumi, Rin Hoshizora, and other students listened to the performance of “START:DASH!!.”
• After the performance, Eli Ayase asked Honoka Kosaka why she wanted to continue, and Honoka said she wanted to keep singing and someday fill every seat.
• Senba Gari realized he had figured out what he was missing, while a card in his pocket flashed faintly green.
• Nozomi Tojo left the auditorium, deciding to capture her own future with her eyes.

Senba Gari backed Honoka Kosaka and her friends, then transformed into Divine Unicorn to defeat the berserk Mlortha at the pier, unknowingly absorbing its dark-red crystal shard. As Hodenig advanced his plans and Garuda and the flood dragon sensed danger, Gari was summoned to train on an ice island and complained that he could not rest.

• Senba Gari promised to support Honoka Kosaka and the other school idols, challenged Eli Ayase to a bet, and watched Eli leave after she accepted.
• Silver Phantom alerted Senba Gari that Mlortha had appeared at the pier, where the creature went berserk and attacked him with a black tornado.
• Senba Gari confronted his fear of failure, changed into Divine Unicorn, and used Wind Bow with Silver Phantom's help to defeat Mlortha.
• Senba Gari caught the unconscious middle-aged man who had been Mlortha, but a dark-red crystal shard entered his body before he canceled his transformation.
• Medusa and Hodenig discussed the Seed of Original Sin experiment; Hodenig vowed revenge on Garuda, while Garuda and a flood dragon sensed the coming danger.
• On an ice island, Senba Gari complained when the flood dragon appeared to demand something of him.

Senba Gari fought Flood Dragon in a gap between reality and illusion, but was overwhelmed and learned that his battles caused physical feedback in reality. At Otonokizaka, Hanayo Koizumi hesitated over μ's's recruitment flyer while Kotori, Honoka, Umi, and Senba visited the alpacas.

• Flood Dragon transformed into an armored form and challenged Senba Gari to fight, explaining that their pact with Gaia involved wagering their souls.
• Senba Gari manifested his Beast Soul Driver and fought Flood Dragon as Divine Garuda and Divine KingKong, but was thrown into the ice sea before escaping as Divine Unicorn.
• Flood Dragon ended the fight, warned that Senba Gari had not unlocked Divine's true power, and explained that injuries in the gap still caused feedback in reality.
• Senba Gari woke with aches and a cold, while Silver Phantom teased him about what he might have done the night before.
• Hanayo Koizumi remembered her childhood dream of becoming an idol and, while looking at μ's's recruitment flyer, doubted she could pursue it.
• Kotori lingered with the alpacas as Honoka and Umi urged her to hand out flyers, and Hanayo calmed the agitated brown alpaca by stroking it.

Senba Gari encouraged Hanayo Koizumi to believe in herself as she struggled with whether to become an idol. After finding Maki Nishikino’s student ID, Hanayo followed it to Maki’s home, while Eli Ayase and Nozomi Tojo watched a recording of μ’s concert during their dispute with the chairwoman.

• Senba Gari wiped Minami Kotori’s face, and Honoka Kosaka recognized Hanayo Koizumi as the first audience member at μ’s concert and asked if she wanted to become an idol.
• Hanayo Koizumi praised Maki Nishikino’s singing instead of saying she wanted to join, and Senba Gari urged her not to be too modest.
• Rin Hoshizora realized Hanayo Koizumi wanted to become an idol, but said she was not suited for it and recalled being teased for wearing a skirt as a child.
• Hanayo Koizumi saw Maki Nishikino take a flyer, found Maki’s dropped student ID, and went to her home to return it.
• Eli Ayase argued that school idol activities were not helping Otonokizaka, but Chairwoman Kotori Minami showed her a recording of μ’s concert and refused to approve the student council’s independent efforts.
• Maki Nishikino’s mother welcomed Hanayo Koizumi and explained that the family ran a hospital Maki was expected to inherit.