聖〈セント〉エステラ学院の七人の魔女 ―大丈夫…私はあなたの魔女だから―

This story is about Yukito, a young man who enters a high school that specializes in producing potential adopted children for wealthy families who need a successor. There, rumors about 'witches' fill the halls, and students vanish on a regular basis. Just what awaits Yukito in his new environment?