Shinobu and Mitsuri are mortal enemies in this universe. Shinobu's partner, Feef, and Mitsuri's wifey, Xay, are feeling their relationships are going down a rocky hill. They sense an odd connection between Shinobu and Mitsuri... but aren't they enemies? Read to find out what happens in this story with more characters such as Dazai, Shinji, Kaworu, Xie Lian, and more!