The girls join the battle for their important companions! The visitors "Z/X" from five different worlds that have been fighting each other have concluded a truce, and humanity has avoided the crisis of extinction. The protagonist Kagamihara Azumi accepts the order from the Blue World and goes to the newly established girls' school "Fuji Misaki Academy" with her partner Z/X Liger. What kind of "fate" will they encounter in this academy?