Inraku no Ketsuzoku ~Kindan no Jubaku~

Hayato is a high school student and lives at his schools dormitory. One day, he hears about his fathers death and comes back to his hometown, his mother, sisters and aunt are waiting for him, for a long time ago. But he dont feel comfortable, he has every night a erotic strange dream with all his family members, and because of that he wanna rush out from that place, but his mother stop him and forced to stay, they tell him that he must inherit the herency and traditions and became the head of the family...