trying to remember the name of this vn the premise is that this guy who works as a sub teacher or something doesnt have time for a relationship so he uses a phone app to meet uup with girls at this hotel he ends up "bumping" into his long lost sister and takes her virginity who has this same picture of them and their mother from years before that he has now he has the choice of not telling her and turning her into his slave or telling her and becoming closes this way she moves in anyone have any ideas?