Forgot the name
#1
The MC is a girl who is a princess and has Black Knights as her guards , she gets some copy power from her "lover" Brynhildr, later gets turned into a vampire by another girl who is the main antogonist till now.
She meets few more girls: a slave elf , a gatekeeper to a different realm.
One of her guards dies against a Death Knight
She meets few more girls: a slave elf , a gatekeeper to a different realm.
One of her guards dies against a Death Knight