A pact with a Z/X known as Rigel saves Azumi’s life. Finally able to live as a normal girl, Azumi starts a new year at an academy for humans and their Z/X partners.

Chaos reigns as the onslaught against the academy continues. How can the new students withstand such strong enemy attacks?

The students learn the truth behind the attack on the academy. The realms all face an existential threat and the time has come to unite against a common foe.

The Rank E Team undergoes training from Hell, and the instructor’s methods may end up pushing the team too far...

Mastering Overboost is the key to moving up the rankings. Unfortunately, Yuni reaches her breaking point because of the training and goes AWOL.

Summer vacation is here at last, but that doesn’t mean the team can rest on their laurels.

Will friendship be enough to win the day when the divine is an enemy?