Monochrome Factor 2 features story and art by Kaili Sorano.

The fact that Kengo, Aya and many other ordinary people are gaining the ability to see shins proves that the serious disruption between the worlds is getting worse. And now a serial killer is on the loose! As Shirogane and Akira pursue him, they not only discover that he may be a shin, but also that a sinister power from the shadow world is about to make its move...