Tenth Mourning

Natsuno house is visited by a strange young girl who demands to be invited in. When Natsuno returns home his parents tell him about the girl but she is gone. Realizing that his parents have given permission to the vampire to enter his house at any time he prepares for them to come for him. Sure that it will be Megumi who comes for him he his shocked to his core when he sees who has come for him.