There is an unwritten but well-known thing among the vampires that killing a lover on a full moon night represents the highest form of love.
——So, sister, I love you, can I kill you?
Female protagonist version: Entering into all the games that she had played with BE endings, Eri said that her heart was broken. As a handicapped person who could not get the HE ending, she chose to give up where she was. It was better to fall in love and raise a little brother.
Reading guide: Not related by blood;
Not just limited to anime, Otome;
All members are single arrows, the male lead is to be determined;
Intention: I want to grow up with you