[Ran Himeno Bondage Ban] 'Ran', a girl who grew up with an introverted personality due to her parents' many job transfers in her childhood. Since losing his parents in a car accident five years ago, his homeroom teacher, Tian, has been his only source of support. However, the relationship between the two is suddenly torn apart by a man ... Hemp rope bondage, vaginal shot training, candle torture, toy climax ... In the hellish days, the girl's heart is completely broken ... Ran Himeno, first SM bondage work enthusiastic performance!