My favorite fiancee's brother was a sticky stalker that kept me fucking

MIU, who has come to live with his favorite fiancee's home, knows that a man who committed himself was an older brother of a fiance. Miu who suffered a deep wound in the heart moved to escape but trembled with fear again. Kuzu yoshie who approached such Miu. It is said that "the erection is awful when I think that it is possible to commit you, too.", and it is said that it is not possible to find the meaning to live only by continuing to commit it to me, and to abandon the cutting-sex habit of kuzu yoshie, and to abandon the eyes of the family and to be praised every day...