Shoujo-tachi no Kizuato ni Kuchizuke wo

Vol.3 Chapter 13
Chapter 12
Vol.3 Chapter 14
Chapter 12
Vol.3 Chapter 14
The story of vampire girls spun in a secret garden Two girls spend their time at a school built deep in a forest. Their secret is that they are all vampires. In order to hunt without being noticed by humans, the girls are bonded by blood, and what does the "sisterhood" bring to them?