HighSchool DxD: The Grey Cat (DISCONTINUED)
Koneko leaves the peerage on a certain day, every month. No one knows why. So one day, they follow her and spot her and Kuroka. Before they could do something to get Koneko away from Kuroka, they see the two standing together at a stone. They heard noises as if it was crying. Rias then put it together, the two neko si...