We revisit our heroes and see them going about their daily lives after the incidents with Amarariruku. A young reporter, Tojiko Asuka, crosses paths with Shy and is suddenly inspired to write an article interviewing her.

A sudden thunderstorm and a forgotten umbrella trap Momijiyama at school, where she joins the hunt for one of the Seven Wonders of Tanpopo First Middle School. A young woman with a Kansai accent proves to be more capable than expected.

Ai showcases her skills by swiftly defeating her busybody pursuer. She then decides that Momijiyama will help her out by giving her a place to stay while she pursues her goals outside of her village.

When an impenetrable black orb completely engulfs the heart of Tokyo, heroes from all over the world are summoned to discuss how to handle it. Shy finds herself thrust into a leadership role and is tasked with organizing a team to infiltrate the orb.

Shy and the team she's put together infiltrate the black orb and begin their rescue mission. They're beset by a member of Amarariku who squares up against Mianlong, man-to-man.

The infiltration team is forced to deal with the trolly problem presented by Kufufu. In the aftermath, Ai reflects on her perception of Amarariruku and shares the details of her relationship with one of its members.

Shy, Piltz, and Ai are beset by another member of Amarariruku. She captures Ai, intent on delivering her to her sister, and wields the power of love against Shy and Piltz. Atop the tower, Mai waits for the long-awaited confrontation.

Stardust confronts Stigma and Quabala alone, while Ai and Shy's confrontation with Mai takes a turn for the worst. Ai struggles to accept her sister's fall from grace, and Stardust receives a bone-chilling revelation from Stigma.

With the fusion of Ai and Mai into an entirely new being, Shy is left alone atop the tower to face a formidable foe alone. Hearts clash on battlefields both physical and emotional.

Now a separate being once again, Mai returns to her internal struggles as Ai and Tokimaru desperately try to reach out to her. Members of Amarariruku ascend to the top of the tower to finish destroying the black sphere from the inside.

Members of Amarariruku combine their powers to shatter the top of the black sphere, releasing the city's fear into the outside world. Mai attempts to sacrifice herself to shield the outside world, but she finds she's not alone.

With their plans thwarted, members of Amarariruku retreat. In the aftermath of the black ball's collapse, the heroes face the weight of unforeseen consequences to their victory.