Mato Kuroi just got into junior high school, and on the first day, someone catches her eye; her classmate Yomi Takanashi. The two meet

The innocent and naive Mato.
The mature Yomi.

Seemingly opposites, but the time they spend together only strengthens a growing friendship. As they go into their second year at the school and placed in separate classes, they begin to grow apart. Meanwhile, in another world, female warriors are constantly at war. They take on the suffering of their real-world counterparts and when the pain becomes unbearable the results can be cataclysmic.

Get ready for a sci-fi drama like no other!