Karappo no Shoujo to Niji no Kakera

Chapter 8
Vol.2 Chapter 7
Vol.2 Chapter 9
Vol.2 Chapter 7
Vol.2 Chapter 9
Poyoko, a girl unwanted by anyone, followed a mysterious voice into another world where strange creatures live. There, wandering, she encountered a boy wearing a peculiar mask... Thus began their dark fairy tale, as they sought the fragments of a rainbow.