Yuna Yuki, her best friend Mimori Togo, and sisters Fu and Itsuki Inubozaki, are all members of the Sanshu Middle Sch...

With the Vertex able to regenerate its wounds, Fu has Yuna and Itsuki perform a sealing ritual in order to expose its...

A month following their last encounter, the girls prepare to face off against the fifth Vertex, only for another hero...

Itsuki, who gets nervous when singing in front of others, is anxious about an upcoming test, so the Hero Club decide ...

Facing up against all seven of the remaining Vertex, the girls start to fight against the first one, only to be caugh...

After receiving checkups at the hospital following their battle against the Vertex, Fu is revealed to have lost some ...

Taisha rewards the girls with an all-expenses-paid trip to a hot spring inn during their summer break. The girls enjo...

After Fu informs the others that their battle isn't over yet, with each girl besides Karin receiving an additional fa...

Yuna and Mimori relay what they've learned from Sonoko to Fu, who asks them not to tell Itsuki and Karin until they k...

Mimori recalls the events following the loss of her memories, including her first meeting with Yuna and how they came...

Learning Mimori is at the center of the Vertex outbreak, Yuna and Karin chase after her into the barrier, learning wh...

Yuna is forced to fight against Mimori, who can't bear to lose her memories of everyone like she did with Sonoko, or ...